Finding the Fourth Proportional to 819,262.74, 1,229,451.39 and 502,753.62
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Solution
The fourth proportional to 819,262.74, 1,229,451.39 and 502,753.62 is: 754,472.41
Step by Step Solution
- Step 1: Write the proportion equation
819,262.74 : 1,229,451.39 = 502,753.62 : x - Step 2: Convert to fraction form
819,262.74/1,229,451.39 = 502,753.62/x - Step 3: Cross multiply
819,262.74x = 1,229,451.39 × 502,753.62 - Step 4: Simplify right side
819,262.74x = 618,111,136,936.53 - Step 5: Solve for x
x = 618,111,136,936.53/819,262.74 - Step 6: Final answer
x = 754,472.41
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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.