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Finding the Fourth Proportional to 332,043.53, 498,304.64 and 132,248.32

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Solution

The fourth proportional to 332,043.53, 498,304.64 and 132,248.32 is: 198,467.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,043.53 : 498,304.64 = 132,248.32 : x
  2. Step 2: Convert to fraction form
    332,043.53/498,304.64 = 132,248.32/x
  3. Step 3: Cross multiply
    332,043.53x = 498,304.64 × 132,248.32
  4. Step 4: Simplify right side
    332,043.53x = 65,899,950,573.06
  5. Step 5: Solve for x
    x = 65,899,950,573.06/332,043.53
  6. Step 6: Final answer
    x = 198,467.81

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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.