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Finding the Fourth Proportional to 503,452.00, 755,202.89 and 143,675.88

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Solution

The fourth proportional to 503,452.00, 755,202.89 and 143,675.88 is: 215,520.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,452.00 : 755,202.89 = 143,675.88 : x
  2. Step 2: Convert to fraction form
    503,452.00/755,202.89 = 143,675.88/x
  3. Step 3: Cross multiply
    503,452.00x = 755,202.89 × 143,675.88
  4. Step 4: Simplify right side
    503,452.00x = 108,504,435,304.90
  5. Step 5: Solve for x
    x = 108,504,435,304.90/503,452.00
  6. Step 6: Final answer
    x = 215,520.92

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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.