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Finding the Fourth Proportional to 283,468.12, 424,960.80 and 125,610.46

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Solution

The fourth proportional to 283,468.12, 424,960.80 and 125,610.46 is: 188,308.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,468.12 : 424,960.80 = 125,610.46 : x
  2. Step 2: Convert to fraction form
    283,468.12/424,960.80 = 125,610.46/x
  3. Step 3: Cross multiply
    283,468.12x = 424,960.80 × 125,610.46
  4. Step 4: Simplify right side
    283,468.12x = 53,379,521,569.97
  5. Step 5: Solve for x
    x = 53,379,521,569.97/283,468.12
  6. Step 6: Final answer
    x = 188,308.73

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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.