Finding the Fourth Proportional to 577,357.71, 866,821.92 and 324,815.91
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Solution
The fourth proportional to 577,357.71, 866,821.92 and 324,815.91 is: 487,665.70
Step by Step Solution
- Step 1: Write the proportion equation
577,357.71 : 866,821.92 = 324,815.91 : x - Step 2: Convert to fraction form
577,357.71/866,821.92 = 324,815.91/x - Step 3: Cross multiply
577,357.71x = 866,821.92 × 324,815.91 - Step 4: Simplify right side
577,357.71x = 281,557,550,752.75 - Step 5: Solve for x
x = 281,557,550,752.75/577,357.71 - Step 6: Final answer
x = 487,665.70
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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.