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Finding the Fourth Proportional to 269,529.20, 404,293.80 and 82,540.40

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Solution

The fourth proportional to 269,529.20, 404,293.80 and 82,540.40 is: 123,810.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,529.20 : 404,293.80 = 82,540.40 : x
  2. Step 2: Convert to fraction form
    269,529.20/404,293.80 = 82,540.40/x
  3. Step 3: Cross multiply
    269,529.20x = 404,293.80 × 82,540.40
  4. Step 4: Simplify right side
    269,529.20x = 33,370,571,969.52
  5. Step 5: Solve for x
    x = 33,370,571,969.52/269,529.20
  6. Step 6: Final answer
    x = 123,810.60

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