Finding the Fourth Proportional to 656,134.43, 984,201.64 and 375,453.23
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Solution
The fourth proportional to 656,134.43, 984,201.64 and 375,453.23 is: 563,179.84
Step by Step Solution
- Step 1: Write the proportion equation
656,134.43 : 984,201.64 = 375,453.23 : x - Step 2: Convert to fraction form
656,134.43/984,201.64 = 375,453.23/x - Step 3: Cross multiply
656,134.43x = 984,201.64 × 375,453.23 - Step 4: Simplify right side
656,134.43x = 369,521,678,849.66 - Step 5: Solve for x
x = 369,521,678,849.66/656,134.43 - Step 6: Final answer
x = 563,179.84
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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.