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Finding the Fourth Proportional to 278,098.32, 383,404.44 and 220,927.32

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Solution

The fourth proportional to 278,098.32, 383,404.44 and 220,927.32 is: 304,584.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,098.32 : 383,404.44 = 220,927.32 : x
  2. Step 2: Convert to fraction form
    278,098.32/383,404.44 = 220,927.32/x
  3. Step 3: Cross multiply
    278,098.32x = 383,404.44 × 220,927.32
  4. Step 4: Simplify right side
    278,098.32x = 84,704,515,405.30
  5. Step 5: Solve for x
    x = 84,704,515,405.30/278,098.32
  6. Step 6: Final answer
    x = 304,584.78

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