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Finding the Fourth Proportional to 488,784.70, 733,177.05 and 173,200.60

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Solution

The fourth proportional to 488,784.70, 733,177.05 and 173,200.60 is: 259,800.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,784.70 : 733,177.05 = 173,200.60 : x
  2. Step 2: Convert to fraction form
    488,784.70/733,177.05 = 173,200.60/x
  3. Step 3: Cross multiply
    488,784.70x = 733,177.05 × 173,200.60
  4. Step 4: Simplify right side
    488,784.70x = 126,986,704,966.23
  5. Step 5: Solve for x
    x = 126,986,704,966.23/488,784.70
  6. Step 6: Final answer
    x = 259,800.90

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Similar ratio
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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.