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Finding the Fourth Proportional to 398,464.96, 597,695.84 and 117,959.36

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Solution

The fourth proportional to 398,464.96, 597,695.84 and 117,959.36 is: 176,938.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,464.96 : 597,695.84 = 117,959.36 : x
  2. Step 2: Convert to fraction form
    398,464.96/597,695.84 = 117,959.36/x
  3. Step 3: Cross multiply
    398,464.96x = 597,695.84 × 117,959.36
  4. Step 4: Simplify right side
    398,464.96x = 70,503,818,761.06
  5. Step 5: Solve for x
    x = 70,503,818,761.06/398,464.96
  6. Step 6: Final answer
    x = 176,938.57

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