Finding the Fourth Proportional to 514,285.24, 709,697.94 and 284,833.42
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Solution
The fourth proportional to 514,285.24, 709,697.94 and 284,833.42 is: 393,061.43
Step by Step Solution
- Step 1: Write the proportion equation
514,285.24 : 709,697.94 = 284,833.42 : x - Step 2: Convert to fraction form
514,285.24/709,697.94 = 284,833.42/x - Step 3: Cross multiply
514,285.24x = 709,697.94 × 284,833.42 - Step 4: Simplify right side
514,285.24x = 202,145,691,417.16 - Step 5: Solve for x
x = 202,145,691,417.16/514,285.24 - Step 6: Final answer
x = 393,061.43
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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.