Finding the Fourth Proportional to 577,794.18, 865,981.41 and 324,542.28
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Solution
The fourth proportional to 577,794.18, 865,981.41 and 324,542.28 is: 486,414.70
Step by Step Solution
- Step 1: Write the proportion equation
577,794.18 : 865,981.41 = 324,542.28 : x - Step 2: Convert to fraction form
577,794.18/865,981.41 = 324,542.28/x - Step 3: Cross multiply
577,794.18x = 865,981.41 × 324,542.28 - Step 4: Simplify right side
577,794.18x = 281,047,581,239.02 - Step 5: Solve for x
x = 281,047,581,239.02/577,794.18 - Step 6: Final answer
x = 486,414.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.