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Finding the Fourth Proportional to 442,966.20, 664,449.30 and 162,592.80

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Solution

The fourth proportional to 442,966.20, 664,449.30 and 162,592.80 is: 243,889.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,966.20 : 664,449.30 = 162,592.80 : x
  2. Step 2: Convert to fraction form
    442,966.20/664,449.30 = 162,592.80/x
  3. Step 3: Cross multiply
    442,966.20x = 664,449.30 × 162,592.80
  4. Step 4: Simplify right side
    442,966.20x = 108,034,672,145.04
  5. Step 5: Solve for x
    x = 108,034,672,145.04/442,966.20
  6. Step 6: Final answer
    x = 243,889.20

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