Finding the Fourth Proportional to 476,988.18, 715,482.68 and 177,429.92
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Solution
The fourth proportional to 476,988.18, 715,482.68 and 177,429.92 is: 266,145.03
Step by Step Solution
- Step 1: Write the proportion equation
476,988.18 : 715,482.68 = 177,429.92 : x - Step 2: Convert to fraction form
476,988.18/715,482.68 = 177,429.92/x - Step 3: Cross multiply
476,988.18x = 715,482.68 × 177,429.92 - Step 4: Simplify right side
476,988.18x = 126,948,034,673.79 - Step 5: Solve for x
x = 126,948,034,673.79/476,988.18 - Step 6: Final answer
x = 266,145.03
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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.