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Finding the Fourth Proportional to 425,600.22, 587,321.88 and 234,609.48

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Solution

The fourth proportional to 425,600.22, 587,321.88 and 234,609.48 is: 323,757.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,600.22 : 587,321.88 = 234,609.48 : x
  2. Step 2: Convert to fraction form
    425,600.22/587,321.88 = 234,609.48/x
  3. Step 3: Cross multiply
    425,600.22x = 587,321.88 × 234,609.48
  4. Step 4: Simplify right side
    425,600.22x = 137,791,280,859.42
  5. Step 5: Solve for x
    x = 137,791,280,859.42/425,600.22
  6. Step 6: Final answer
    x = 323,757.54

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1.5x scale

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.