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Finding the Fourth Proportional to 437,885.20, 656,827.80 and 251,261.20

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Solution

The fourth proportional to 437,885.20, 656,827.80 and 251,261.20 is: 376,891.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,885.20 : 656,827.80 = 251,261.20 : x
  2. Step 2: Convert to fraction form
    437,885.20/656,827.80 = 251,261.20/x
  3. Step 3: Cross multiply
    437,885.20x = 656,827.80 × 251,261.20
  4. Step 4: Simplify right side
    437,885.20x = 165,035,341,221.36
  5. Step 5: Solve for x
    x = 165,035,341,221.36/437,885.20
  6. Step 6: Final answer
    x = 376,891.80

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