Home / 332,489.20-498,186.60-192,002.80

Finding the Fourth Proportional to 332,489.20, 498,186.60 and 192,002.80

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Solution

The fourth proportional to 332,489.20, 498,186.60 and 192,002.80 is: 287,688.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,489.20 : 498,186.60 = 192,002.80 : x
  2. Step 2: Convert to fraction form
    332,489.20/498,186.60 = 192,002.80/x
  3. Step 3: Cross multiply
    332,489.20x = 498,186.60 × 192,002.80
  4. Step 4: Simplify right side
    332,489.20x = 95,653,222,122.48
  5. Step 5: Solve for x
    x = 95,653,222,122.48/332,489.20
  6. Step 6: Final answer
    x = 287,688.21

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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.