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Finding the Fourth Proportional to 332,712.44, 499,110.08 and 130,282.41

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Solution

The fourth proportional to 332,712.44, 499,110.08 and 130,282.41 is: 195,439.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,712.44 : 499,110.08 = 130,282.41 : x
  2. Step 2: Convert to fraction form
    332,712.44/499,110.08 = 130,282.41/x
  3. Step 3: Cross multiply
    332,712.44x = 499,110.08 × 130,282.41
  4. Step 4: Simplify right side
    332,712.44x = 65,025,263,426.28
  5. Step 5: Solve for x
    x = 65,025,263,426.28/332,712.44
  6. Step 6: Final answer
    x = 195,439.84

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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.