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Finding the Fourth Proportional to 332,548.49, 498,833.46 and 130,136.64

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Solution

The fourth proportional to 332,548.49, 498,833.46 and 130,136.64 is: 195,209.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,548.49 : 498,833.46 = 130,136.64 : x
  2. Step 2: Convert to fraction form
    332,548.49/498,833.46 = 130,136.64/x
  3. Step 3: Cross multiply
    332,548.49x = 498,833.46 × 130,136.64
  4. Step 4: Simplify right side
    332,548.49x = 64,916,510,403.97
  5. Step 5: Solve for x
    x = 64,916,510,403.97/332,548.49
  6. Step 6: Final answer
    x = 195,209.16

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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.