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Finding the Fourth Proportional to 425,760.52, 587,537.94 and 234,770.44

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Solution

The fourth proportional to 425,760.52, 587,537.94 and 234,770.44 is: 323,976.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,760.52 : 587,537.94 = 234,770.44 : x
  2. Step 2: Convert to fraction form
    425,760.52/587,537.94 = 234,770.44/x
  3. Step 3: Cross multiply
    425,760.52x = 587,537.94 × 234,770.44
  4. Step 4: Simplify right side
    425,760.52x = 137,936,540,690.49
  5. Step 5: Solve for x
    x = 137,936,540,690.49/425,760.52
  6. Step 6: Final answer
    x = 323,976.82

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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.