Finding the Fourth Proportional to 538,737.26, 808,224.14 and 159,687.23
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Solution
The fourth proportional to 538,737.26, 808,224.14 and 159,687.23 is: 239,565.89
Step by Step Solution
- Step 1: Write the proportion equation
538,737.26 : 808,224.14 = 159,687.23 : x - Step 2: Convert to fraction form
538,737.26/808,224.14 = 159,687.23/x - Step 3: Cross multiply
538,737.26x = 808,224.14 × 159,687.23 - Step 4: Simplify right side
538,737.26x = 129,063,070,493.83 - Step 5: Solve for x
x = 129,063,070,493.83/538,737.26 - Step 6: Final answer
x = 239,565.89
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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.