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Finding the Fourth Proportional to 268,335.60, 402,503.40 and 163,359.60

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Solution

The fourth proportional to 268,335.60, 402,503.40 and 163,359.60 is: 245,039.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,335.60 : 402,503.40 = 163,359.60 : x
  2. Step 2: Convert to fraction form
    268,335.60/402,503.40 = 163,359.60/x
  3. Step 3: Cross multiply
    268,335.60x = 402,503.40 × 163,359.60
  4. Step 4: Simplify right side
    268,335.60x = 65,752,794,422.64
  5. Step 5: Solve for x
    x = 65,752,794,422.64/268,335.60
  6. Step 6: Final answer
    x = 245,039.40

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