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Finding the Fourth Proportional to 332,089.60, 498,373.74 and 132,294.40

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Solution

The fourth proportional to 332,089.60, 498,373.74 and 132,294.40 is: 198,536.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,089.60 : 498,373.74 = 132,294.40 : x
  2. Step 2: Convert to fraction form
    332,089.60/498,373.74 = 132,294.40/x
  3. Step 3: Cross multiply
    332,089.60x = 498,373.74 × 132,294.40
  4. Step 4: Simplify right side
    332,089.60x = 65,932,054,909.06
  5. Step 5: Solve for x
    x = 65,932,054,909.06/332,089.60
  6. Step 6: Final answer
    x = 198,536.95

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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.