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Finding the Fourth Proportional to 442,893.60, 664,340.40 and 176,695.20

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Solution

The fourth proportional to 442,893.60, 664,340.40 and 176,695.20 is: 265,042.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,893.60 : 664,340.40 = 176,695.20 : x
  2. Step 2: Convert to fraction form
    442,893.60/664,340.40 = 176,695.20/x
  3. Step 3: Cross multiply
    442,893.60x = 664,340.40 × 176,695.20
  4. Step 4: Simplify right side
    442,893.60x = 117,385,759,846.08
  5. Step 5: Solve for x
    x = 117,385,759,846.08/442,893.60
  6. Step 6: Final answer
    x = 265,042.80

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