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Finding the Fourth Proportional to 415,857.33, 573,882.44 and 234,568.71

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Solution

The fourth proportional to 415,857.33, 573,882.44 and 234,568.71 is: 323,704.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,857.33 : 573,882.44 = 234,568.71 : x
  2. Step 2: Convert to fraction form
    415,857.33/573,882.44 = 234,568.71/x
  3. Step 3: Cross multiply
    415,857.33x = 573,882.44 × 234,568.71
  4. Step 4: Simplify right side
    415,857.33x = 134,614,862,469.61
  5. Step 5: Solve for x
    x = 134,614,862,469.61/415,857.33
  6. Step 6: Final answer
    x = 323,704.44

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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.