Finding the Fourth Proportional to 987,547.53, 1,363,402.92 and 625,281.92
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Solution
The fourth proportional to 987,547.53, 1,363,402.92 and 625,281.92 is: 863,260.92
Step by Step Solution
- Step 1: Write the proportion equation
987,547.53 : 1,363,402.92 = 625,281.92 : x - Step 2: Convert to fraction form
987,547.53/1,363,402.92 = 625,281.92/x - Step 3: Cross multiply
987,547.53x = 1,363,402.92 × 625,281.92 - Step 4: Simplify right side
987,547.53x = 852,511,188,734.19 - Step 5: Solve for x
x = 852,511,188,734.19/987,547.53 - Step 6: Final answer
x = 863,260.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.