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Finding the Fourth Proportional to 496,522.28, 744,191.58 and 345,947.24

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Solution

The fourth proportional to 496,522.28, 744,191.58 and 345,947.24 is: 518,508.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,522.28 : 744,191.58 = 345,947.24 : x
  2. Step 2: Convert to fraction form
    496,522.28/744,191.58 = 345,947.24/x
  3. Step 3: Cross multiply
    496,522.28x = 744,191.58 × 345,947.24
  4. Step 4: Simplify right side
    496,522.28x = 257,451,023,132.24
  5. Step 5: Solve for x
    x = 257,451,023,132.24/496,522.28
  6. Step 6: Final answer
    x = 518,508.50

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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.