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Finding the Fourth Proportional to 332,538.80, 458,898.36 and 181,632.56

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Solution

The fourth proportional to 332,538.80, 458,898.36 and 181,632.56 is: 250,650.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,538.80 : 458,898.36 = 181,632.56 : x
  2. Step 2: Convert to fraction form
    332,538.80/458,898.36 = 181,632.56/x
  3. Step 3: Cross multiply
    332,538.80x = 458,898.36 × 181,632.56
  4. Step 4: Simplify right side
    332,538.80x = 83,350,883,906.60
  5. Step 5: Solve for x
    x = 83,350,883,906.60/332,538.80
  6. Step 6: Final answer
    x = 250,650.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.