Finding the Fourth Proportional to 656,395.32, 984,593.10 and 207,151.14
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Solution
The fourth proportional to 656,395.32, 984,593.10 and 207,151.14 is: 310,726.75
Step by Step Solution
- Step 1: Write the proportion equation
656,395.32 : 984,593.10 = 207,151.14 : x - Step 2: Convert to fraction form
656,395.32/984,593.10 = 207,151.14/x - Step 3: Cross multiply
656,395.32x = 984,593.10 × 207,151.14 - Step 4: Simplify right side
656,395.32x = 203,959,583,101.13 - Step 5: Solve for x
x = 203,959,583,101.13/656,395.32 - Step 6: Final answer
x = 310,726.75
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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.