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Finding the Fourth Proportional to 425,099.35, 586,633.22 and 234,108.64

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Solution

The fourth proportional to 425,099.35, 586,633.22 and 234,108.64 is: 323,067.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,099.35 : 586,633.22 = 234,108.64 : x
  2. Step 2: Convert to fraction form
    425,099.35/586,633.22 = 234,108.64/x
  3. Step 3: Cross multiply
    425,099.35x = 586,633.22 × 234,108.64
  4. Step 4: Simplify right side
    425,099.35x = 137,335,904,142.48
  5. Step 5: Solve for x
    x = 137,335,904,142.48/425,099.35
  6. Step 6: Final answer
    x = 323,067.78

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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.