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Finding the Fourth Proportional to 425,494.08, 587,185.92 and 234,514.80

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Solution

The fourth proportional to 425,494.08, 587,185.92 and 234,514.80 is: 323,632.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,494.08 : 587,185.92 = 234,514.80 : x
  2. Step 2: Convert to fraction form
    425,494.08/587,185.92 = 234,514.80/x
  3. Step 3: Cross multiply
    425,494.08x = 587,185.92 × 234,514.80
  4. Step 4: Simplify right side
    425,494.08x = 137,703,788,591.62
  5. Step 5: Solve for x
    x = 137,703,788,591.62/425,494.08
  6. Step 6: Final answer
    x = 323,632.68

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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.