Home / 425,629.62-587,372.78-234,649.85

Finding the Fourth Proportional to 425,629.62, 587,372.78 and 234,649.85

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Solution

The fourth proportional to 425,629.62, 587,372.78 and 234,649.85 is: 323,818.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,629.62 : 587,372.78 = 234,649.85 : x
  2. Step 2: Convert to fraction form
    425,629.62/587,372.78 = 234,649.85/x
  3. Step 3: Cross multiply
    425,629.62x = 587,372.78 × 234,649.85
  4. Step 4: Simplify right side
    425,629.62x = 137,826,932,370.84
  5. Step 5: Solve for x
    x = 137,826,932,370.84/425,629.62
  6. Step 6: Final answer
    x = 323,818.94

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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.