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Finding the Fourth Proportional to 198,627.20, 297,940.80 and 176,854.40

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Solution

The fourth proportional to 198,627.20, 297,940.80 and 176,854.40 is: 265,281.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,627.20 : 297,940.80 = 176,854.40 : x
  2. Step 2: Convert to fraction form
    198,627.20/297,940.80 = 176,854.40/x
  3. Step 3: Cross multiply
    198,627.20x = 297,940.80 × 176,854.40
  4. Step 4: Simplify right side
    198,627.20x = 52,692,141,419.52
  5. Step 5: Solve for x
    x = 52,692,141,419.52/198,627.20
  6. Step 6: Final answer
    x = 265,281.60

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