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Finding the Fourth Proportional to 356,251.18, 491,627.40 and 192,909.48

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Solution

The fourth proportional to 356,251.18, 491,627.40 and 192,909.48 is: 266,215.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,251.18 : 491,627.40 = 192,909.48 : x
  2. Step 2: Convert to fraction form
    356,251.18/491,627.40 = 192,909.48/x
  3. Step 3: Cross multiply
    356,251.18x = 491,627.40 × 192,909.48
  4. Step 4: Simplify right side
    356,251.18x = 94,839,586,087.75
  5. Step 5: Solve for x
    x = 94,839,586,087.75/356,251.18
  6. Step 6: Final answer
    x = 266,215.50

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