Finding the Fourth Proportional to 514,092.24, 709,447.14 and 287,737.74
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Solution
The fourth proportional to 514,092.24, 709,447.14 and 287,737.74 is: 397,078.00
Step by Step Solution
- Step 1: Write the proportion equation
514,092.24 : 709,447.14 = 287,737.74 : x - Step 2: Convert to fraction form
514,092.24/709,447.14 = 287,737.74/x - Step 3: Cross multiply
514,092.24x = 709,447.14 × 287,737.74 - Step 4: Simplify right side
514,092.24x = 204,134,716,713.06 - Step 5: Solve for x
x = 204,134,716,713.06/514,092.24 - Step 6: Final answer
x = 397,078.00
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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.