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Finding the Fourth Proportional to 398,453.88, 597,687.30 and 114,143.32

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Solution

The fourth proportional to 398,453.88, 597,687.30 and 114,143.32 is: 171,216.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,453.88 : 597,687.30 = 114,143.32 : x
  2. Step 2: Convert to fraction form
    398,453.88/597,687.30 = 114,143.32/x
  3. Step 3: Cross multiply
    398,453.88x = 597,687.30 × 114,143.32
  4. Step 4: Simplify right side
    398,453.88x = 68,222,012,743.84
  5. Step 5: Solve for x
    x = 68,222,012,743.84/398,453.88
  6. Step 6: Final answer
    x = 171,216.84

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