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Finding the Fourth Proportional to 356,067.40, 534,446.70 and 178,774.60

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Solution

The fourth proportional to 356,067.40, 534,446.70 and 178,774.60 is: 268,335.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,067.40 : 534,446.70 = 178,774.60 : x
  2. Step 2: Convert to fraction form
    356,067.40/534,446.70 = 178,774.60/x
  3. Step 3: Cross multiply
    356,067.40x = 534,446.70 × 178,774.60
  4. Step 4: Simplify right side
    356,067.40x = 95,545,495,013.82
  5. Step 5: Solve for x
    x = 95,545,495,013.82/356,067.40
  6. Step 6: Final answer
    x = 268,335.42

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