| Charles Davies - 1846 - 370 pages
...cloth is the 2d term, $2 is the - 3d term, $12 is the ... 4th term. Now the ratio of the first term **to the second is the same as the ratio of the third to the fourth.** This relation between four numbers is called proportion ; and generally Four numbers are said to be... | |
| Charles William Hackley - 1847 - 248 pages
...= 4, C = 8, where \ = £ = \, both the same ratio. 78. Four quantities are said to be proportional **when the ratio of the first to the second is the same as the ratio of the third to the fourth.** As of the four, A (4), B (2), C (10), D (5), where | = y = 2, both the same ratio. * The antecedent... | |
| Charles Davies - 1847 - 368 pages
...This relation between four numbers is called proportion ; and generally, Four numbers are said to be **in proportion when the ratio of the first to the second is the same as** that of the third to the fourth. Hence, 181. How do you determine what part one number is of another?... | |
| Charles Davies - 1847 - 368 pages
...This relation between four numbers is called proportion ; and generally, Four numbers are said to be **in proportion when the ratio of the first to the second is the same as** that of the third to the fourth. Hence, 181. How do you determine what part one number is of another?... | |
| George Roberts Perkins - 1849 - 346 pages
...between 12 feet and 3 pounds ? Can the ratio be a denominate number 1 How are four quantities related **when the ratio of the first to the second is the same as the** rntio of tbe third to the fourth .' Which are called extremes ? Which are culled means t To what is... | |
| George Roberts Perkins - 1849 - 356 pages
...days, is f . The ratio of 3| hours to 1\ hours, is 3i-^7i=i§. When there are four quantities, of which **the ratio of the first to the second is the same as** that of the third to the fourth, these four quantities are said to be in proportion. Thus, 4, 6, 8,... | |
| George Roberts Perkins - 1850 - 364 pages
...between 12 feet and 3 pounds ? Con the ratio be s denominate number .' How are four quantities related **when the ratio of the first to the second is the same as the ratio of the third to the fourth** f Which are called estremes ? Which are called means ? To what is the product of the extremes eqiiall... | |
| Benjamin Naylor - 1850 - 334 pages
...65 to 85 it is f |j=i$. Proportion is equality of ratio. Four numbers are said to be proportionals **when the ratio of the first to the second is the same as the ratio of the third to the fourth** ; hence, 17, 13, 85, 65, are proportionals. The first and fourth are called the extreme terms, and... | |
| Charles Davies - 1850 - 412 pages
...cloth is the 2d term, $2 is the 3d term, $12 is the - - - 4th term. Now the ratio of the first term **to the second is the same as the ratio of the third to the fourth.** This relation between four numbers is called a proportion ; and generally Four numbers are said to... | |
| James B. Dodd - 1850 - 276 pages
...firfl of two quantities to the second, is the quotient of the first divided by the second. The inverse **ratio of the first to the second, is the same as the** direct ratio of the second to the first. For example, the direct ratio of 6 to 3 is §=2 ; the inverse... | |
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