Home / 425,748.72-587,519.82-234,770.16

Finding the Fourth Proportional to 425,748.72, 587,519.82 and 234,770.16

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Solution

The fourth proportional to 425,748.72, 587,519.82 and 234,770.16 is: 323,975.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,748.72 : 587,519.82 = 234,770.16 : x
  2. Step 2: Convert to fraction form
    425,748.72/587,519.82 = 234,770.16/x
  3. Step 3: Cross multiply
    425,748.72x = 587,519.82 × 234,770.16
  4. Step 4: Simplify right side
    425,748.72x = 137,932,122,144.57
  5. Step 5: Solve for x
    x = 137,932,122,144.57/425,748.72
  6. Step 6: Final answer
    x = 323,975.42

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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.