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Finding the Fourth Proportional to 437,449.20, 656,173.76 and 105,025.20

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Solution

The fourth proportional to 437,449.20, 656,173.76 and 105,025.20 is: 157,537.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,449.20 : 656,173.76 = 105,025.20 : x
  2. Step 2: Convert to fraction form
    437,449.20/656,173.76 = 105,025.20/x
  3. Step 3: Cross multiply
    437,449.20x = 656,173.76 × 105,025.20
  4. Step 4: Simplify right side
    437,449.20x = 68,914,780,378.75
  5. Step 5: Solve for x
    x = 68,914,780,378.75/437,449.20
  6. Step 6: Final answer
    x = 157,537.79

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