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Finding the Fourth Proportional to 381,995.58, 527,165.28 and 220,836.36

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Solution

The fourth proportional to 381,995.58, 527,165.28 and 220,836.36 is: 304,760.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,995.58 : 527,165.28 = 220,836.36 : x
  2. Step 2: Convert to fraction form
    381,995.58/527,165.28 = 220,836.36/x
  3. Step 3: Cross multiply
    381,995.58x = 527,165.28 × 220,836.36
  4. Step 4: Simplify right side
    381,995.58x = 116,417,261,553.58
  5. Step 5: Solve for x
    x = 116,417,261,553.58/381,995.58
  6. Step 6: Final answer
    x = 304,760.76

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