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Finding the Fourth Proportional to 265,123.95, 397,184.17 and 156,728.79

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Solution

The fourth proportional to 265,123.95, 397,184.17 and 156,728.79 is: 234,796.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,123.95 : 397,184.17 = 156,728.79 : x
  2. Step 2: Convert to fraction form
    265,123.95/397,184.17 = 156,728.79/x
  3. Step 3: Cross multiply
    265,123.95x = 397,184.17 × 156,728.79
  4. Step 4: Simplify right side
    265,123.95x = 62,250,195,560.13
  5. Step 5: Solve for x
    x = 62,250,195,560.13/265,123.95
  6. Step 6: Final answer
    x = 234,796.57

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