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Finding the Fourth Proportional to 316,887.12, 437,296.68 and 173,640.24

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Solution

The fourth proportional to 316,887.12, 437,296.68 and 173,640.24 is: 239,619.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,887.12 : 437,296.68 = 173,640.24 : x
  2. Step 2: Convert to fraction form
    316,887.12/437,296.68 = 173,640.24/x
  3. Step 3: Cross multiply
    316,887.12x = 437,296.68 × 173,640.24
  4. Step 4: Simplify right side
    316,887.12x = 75,932,300,466.40
  5. Step 5: Solve for x
    x = 75,932,300,466.40/316,887.12
  6. Step 6: Final answer
    x = 239,619.40

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