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Finding the Fourth Proportional to 367,452.30, 550,963.95 and 142,549.95

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Solution

The fourth proportional to 367,452.30, 550,963.95 and 142,549.95 is: 213,741.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,452.30 : 550,963.95 = 142,549.95 : x
  2. Step 2: Convert to fraction form
    367,452.30/550,963.95 = 142,549.95/x
  3. Step 3: Cross multiply
    367,452.30x = 550,963.95 × 142,549.95
  4. Step 4: Simplify right side
    367,452.30x = 78,539,883,524.30
  5. Step 5: Solve for x
    x = 78,539,883,524.30/367,452.30
  6. Step 6: Final answer
    x = 213,741.71

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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.