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Finding the Fourth Proportional to 483,062.10, 724,593.15 and 349,217.70

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Solution

The fourth proportional to 483,062.10, 724,593.15 and 349,217.70 is: 523,826.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,062.10 : 724,593.15 = 349,217.70 : x
  2. Step 2: Convert to fraction form
    483,062.10/724,593.15 = 349,217.70/x
  3. Step 3: Cross multiply
    483,062.10x = 724,593.15 × 349,217.70
  4. Step 4: Simplify right side
    483,062.10x = 253,040,753,278.76
  5. Step 5: Solve for x
    x = 253,040,753,278.76/483,062.10
  6. Step 6: Final answer
    x = 523,826.55

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.