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Finding the Fourth Proportional to 332,662.20, 499,059.06 and 107,980.92

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Solution

The fourth proportional to 332,662.20, 499,059.06 and 107,980.92 is: 161,992.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,662.20 : 499,059.06 = 107,980.92 : x
  2. Step 2: Convert to fraction form
    332,662.20/499,059.06 = 107,980.92/x
  3. Step 3: Cross multiply
    332,662.20x = 499,059.06 × 107,980.92
  4. Step 4: Simplify right side
    332,662.20x = 53,888,856,433.14
  5. Step 5: Solve for x
    x = 53,888,856,433.14/332,662.20
  6. Step 6: Final answer
    x = 161,992.73

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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.