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Finding the Fourth Proportional to 633,974.22, 951,438.42 and 491,470.92

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Solution

The fourth proportional to 633,974.22, 951,438.42 and 491,470.92 is: 737,576.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,974.22 : 951,438.42 = 491,470.92 : x
  2. Step 2: Convert to fraction form
    633,974.22/951,438.42 = 491,470.92/x
  3. Step 3: Cross multiply
    633,974.22x = 951,438.42 × 491,470.92
  4. Step 4: Simplify right side
    633,974.22x = 467,604,315,600.75
  5. Step 5: Solve for x
    x = 467,604,315,600.75/633,974.22
  6. Step 6: Final answer
    x = 737,576.23

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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.