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Finding the Fourth Proportional to 356,106.57, 491,454.35 and 203,148.14

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Solution

The fourth proportional to 356,106.57, 491,454.35 and 203,148.14 is: 280,359.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,106.57 : 491,454.35 = 203,148.14 : x
  2. Step 2: Convert to fraction form
    356,106.57/491,454.35 = 203,148.14/x
  3. Step 3: Cross multiply
    356,106.57x = 491,454.35 × 203,148.14
  4. Step 4: Simplify right side
    356,106.57x = 99,838,033,624.40
  5. Step 5: Solve for x
    x = 99,838,033,624.40/356,106.57
  6. Step 6: Final answer
    x = 280,359.99

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