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Finding the Fourth Proportional to 637,072.34, 955,773.89 and 237,716.12

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Solution

The fourth proportional to 637,072.34, 955,773.89 and 237,716.12 is: 356,635.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,072.34 : 955,773.89 = 237,716.12 : x
  2. Step 2: Convert to fraction form
    637,072.34/955,773.89 = 237,716.12/x
  3. Step 3: Cross multiply
    637,072.34x = 955,773.89 × 237,716.12
  4. Step 4: Simplify right side
    637,072.34x = 227,202,854,760.66
  5. Step 5: Solve for x
    x = 227,202,854,760.66/637,072.34
  6. Step 6: Final answer
    x = 356,635.88

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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.