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Finding the Fourth Proportional to 329,268.72, 454,390.68 and 178,364.40

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Solution

The fourth proportional to 329,268.72, 454,390.68 and 178,364.40 is: 246,142.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,268.72 : 454,390.68 = 178,364.40 : x
  2. Step 2: Convert to fraction form
    329,268.72/454,390.68 = 178,364.40/x
  3. Step 3: Cross multiply
    329,268.72x = 454,390.68 × 178,364.40
  4. Step 4: Simplify right side
    329,268.72x = 81,047,121,003.79
  5. Step 5: Solve for x
    x = 81,047,121,003.79/329,268.72
  6. Step 6: Final answer
    x = 246,142.79

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