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Finding the Fourth Proportional to 632,469.11, 948,717.48 and 253,568.28

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Solution

The fourth proportional to 632,469.11, 948,717.48 and 253,568.28 is: 380,357.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,469.11 : 948,717.48 = 253,568.28 : x
  2. Step 2: Convert to fraction form
    632,469.11/948,717.48 = 253,568.28/x
  3. Step 3: Cross multiply
    632,469.11x = 948,717.48 × 253,568.28
  4. Step 4: Simplify right side
    632,469.11x = 240,564,659,609.53
  5. Step 5: Solve for x
    x = 240,564,659,609.53/632,469.11
  6. Step 6: Final answer
    x = 380,357.96

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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.