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Finding the Fourth Proportional to 432,475.80, 648,195.30 and 222,005.40

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Solution

The fourth proportional to 432,475.80, 648,195.30 and 222,005.40 is: 332,741.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,475.80 : 648,195.30 = 222,005.40 : x
  2. Step 2: Convert to fraction form
    432,475.80/648,195.30 = 222,005.40/x
  3. Step 3: Cross multiply
    432,475.80x = 648,195.30 × 222,005.40
  4. Step 4: Simplify right side
    432,475.80x = 143,902,856,854.62
  5. Step 5: Solve for x
    x = 143,902,856,854.62/432,475.80
  6. Step 6: Final answer
    x = 332,741.99

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