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Finding the Fourth Proportional to 332,989.20, 499,548.60 and 96,339.60

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Solution

The fourth proportional to 332,989.20, 499,548.60 and 96,339.60 is: 144,528.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,989.20 : 499,548.60 = 96,339.60 : x
  2. Step 2: Convert to fraction form
    332,989.20/499,548.60 = 96,339.60/x
  3. Step 3: Cross multiply
    332,989.20x = 499,548.60 × 96,339.60
  4. Step 4: Simplify right side
    332,989.20x = 48,126,312,304.56
  5. Step 5: Solve for x
    x = 48,126,312,304.56/332,989.20
  6. Step 6: Final answer
    x = 144,528.15

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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.