| James Morford Taylor - 1900 - 504 pages
...16. Which is the greater ratio, 7:5 or 7 + 2:5 + 2? PROPORTION. 324. Four quantities are said to be **in proportion when the ratio of the first to the second is** equal to the ratio of the third to the fourth. An equality whose members are two equal ratios is called... | |
| American School (Lansing, Ill.) - 1903 - 426 pages
...lib, — — т = — i Or о : a. aba 4. Proportion is an equality of ratios. Four quantities are **in proportion when the ratio of the first to the second is** equal to the ratio of the third to the fourth. The equality of two ratios is indicated by the sign... | |
| Euclid - 1904 - 488 pages
...number to another is the multiple or fraction which the first is of the second. (ii) Four numbers are **in proportion when the ratio of the first to the second is** equal to the ratio of the third to the fourth 3. These definitions are however not strictly applicable... | |
| Joseph Claudel - 1906 - 758 pages
...213). RKMARK 2. The word proportion used alone means geometrical proportion. 326. Four quantities are **said to be proportional or in proportion when the ratio of the first to the second is** equal to the ratio of the third to the fourth. Thus, given the four proportional quantities 8, 4, 12,... | |
| Frank Moulton Saxelby - 1910 - 238 pages
...or loss as accurately as your tables will allow. 92. Proportion. — Four quantities are said to be **in proportion when the ratio of the first to the second is** equal to the ratio of the third to the fourth. Consider (he following geometrical example. Draw any... | |
| Archibald Bursill - 1911 - 242 pages
...Thus the ratio of a quantity P to a quantity Q may be written — P Four quantities are said to be **in proportion when the ratio of the first to the second...the same as the ratio of the third to the fourth.** For example, P, Q, R, and S are said to be in proportion when _P _ R QS so that, knowing three of these... | |
| 1915 - 832 pages
...equality between two ratios is said to form a proportion, or in other words four quantities are said to be **in proportion when the ratio of the first to the second is** equal to the ratio of the third to the fourth. Thus 5 ft. $25 2 ft. $10 is a proportion. This is often... | |
| George Hervey Hallett, Robert Franklin Anderson - 1917 - 432 pages
...of 11 to 5. Find the numbers. Proportion 171. Definitions. Four numbers or quantities are said to be **in proportion when the ratio of the first to the second is** equal to the ratio of the third to the fourth. Remark. In what follows we shall use the expression,... | |
| Henry Sinclair Hall - 1918 - 382 pages
...that either ж = y, or г = ж + y. У PROPORTION. 348. DEFINITION. Four quantities are said to be **in proportion when the ratio of the first to the second is** equal to the ratio of the third to the fourth. The four quantities are called proportionals, or the... | |
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