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Finding the Fourth Proportional to 465,791.20, 698,834.52 and 166,265.20

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Solution

The fourth proportional to 465,791.20, 698,834.52 and 166,265.20 is: 249,450.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,791.20 : 698,834.52 = 166,265.20 : x
  2. Step 2: Convert to fraction form
    465,791.20/698,834.52 = 166,265.20/x
  3. Step 3: Cross multiply
    465,791.20x = 698,834.52 × 166,265.20
  4. Step 4: Simplify right side
    465,791.20x = 116,191,861,234.70
  5. Step 5: Solve for x
    x = 116,191,861,234.70/465,791.20
  6. Step 6: Final answer
    x = 249,450.53

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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.