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Finding the Fourth Proportional to 332,461.20, 497,989.80 and 220,195.20

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Solution

The fourth proportional to 332,461.20, 497,989.80 and 220,195.20 is: 329,827.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,461.20 : 497,989.80 = 220,195.20 : x
  2. Step 2: Convert to fraction form
    332,461.20/497,989.80 = 220,195.20/x
  3. Step 3: Cross multiply
    332,461.20x = 497,989.80 × 220,195.20
  4. Step 4: Simplify right side
    332,461.20x = 109,654,963,608.96
  5. Step 5: Solve for x
    x = 109,654,963,608.96/332,461.20
  6. Step 6: Final answer
    x = 329,827.85

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