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Finding the Fourth Proportional to 426,235.46, 588,202.02 and 235,248.86

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Solution

The fourth proportional to 426,235.46, 588,202.02 and 235,248.86 is: 324,641.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,235.46 : 588,202.02 = 235,248.86 : x
  2. Step 2: Convert to fraction form
    426,235.46/588,202.02 = 235,248.86/x
  3. Step 3: Cross multiply
    426,235.46x = 588,202.02 × 235,248.86
  4. Step 4: Simplify right side
    426,235.46x = 138,373,856,125.20
  5. Step 5: Solve for x
    x = 138,373,856,125.20/426,235.46
  6. Step 6: Final answer
    x = 324,641.83

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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.