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Finding the Fourth Proportional to 469,167.52, 647,452.27 and 254,306.62

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Solution

The fourth proportional to 469,167.52, 647,452.27 and 254,306.62 is: 350,943.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,167.52 : 647,452.27 = 254,306.62 : x
  2. Step 2: Convert to fraction form
    469,167.52/647,452.27 = 254,306.62/x
  3. Step 3: Cross multiply
    469,167.52x = 647,452.27 × 254,306.62
  4. Step 4: Simplify right side
    469,167.52x = 164,651,395,157.77
  5. Step 5: Solve for x
    x = 164,651,395,157.77/469,167.52
  6. Step 6: Final answer
    x = 350,943.72

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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.