Finding the Fourth Proportional to 511,019.82, 767,207.97 and 436,618.08
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Solution
The fourth proportional to 511,019.82, 767,207.97 and 436,618.08 is: 655,506.61
Step by Step Solution
- Step 1: Write the proportion equation
511,019.82 : 767,207.97 = 436,618.08 : x - Step 2: Convert to fraction form
511,019.82/767,207.97 = 436,618.08/x - Step 3: Cross multiply
511,019.82x = 767,207.97 × 436,618.08 - Step 4: Simplify right side
511,019.82x = 334,976,870,822.10 - Step 5: Solve for x
x = 334,976,870,822.10/511,019.82 - Step 6: Final answer
x = 655,506.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.