Finding the Fourth Proportional to 726,150.99, 1,002,101.24 and 403,861.23
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Solution
The fourth proportional to 726,150.99, 1,002,101.24 and 403,861.23 is: 557,335.66
Step by Step Solution
- Step 1: Write the proportion equation
726,150.99 : 1,002,101.24 = 403,861.23 : x - Step 2: Convert to fraction form
726,150.99/1,002,101.24 = 403,861.23/x - Step 3: Cross multiply
726,150.99x = 1,002,101.24 × 403,861.23 - Step 4: Simplify right side
726,150.99x = 404,709,839,370.93 - Step 5: Solve for x
x = 404,709,839,370.93/726,150.99 - Step 6: Final answer
x = 557,335.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.