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Finding the Fourth Proportional to 275,617.68, 380,347.56 and 154,759.92

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Solution

The fourth proportional to 275,617.68, 380,347.56 and 154,759.92 is: 213,565.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,617.68 : 380,347.56 = 154,759.92 : x
  2. Step 2: Convert to fraction form
    275,617.68/380,347.56 = 154,759.92/x
  3. Step 3: Cross multiply
    275,617.68x = 380,347.56 × 154,759.92
  4. Step 4: Simplify right side
    275,617.68x = 58,862,557,957.80
  5. Step 5: Solve for x
    x = 58,862,557,957.80/275,617.68
  6. Step 6: Final answer
    x = 213,565.97

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