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Finding the Fourth Proportional to 294,766.40, 442,149.60 and 263,273.60

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Solution

The fourth proportional to 294,766.40, 442,149.60 and 263,273.60 is: 394,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,766.40 : 442,149.60 = 263,273.60 : x
  2. Step 2: Convert to fraction form
    294,766.40/442,149.60 = 263,273.60/x
  3. Step 3: Cross multiply
    294,766.40x = 442,149.60 × 263,273.60
  4. Step 4: Simplify right side
    294,766.40x = 116,406,316,930.56
  5. Step 5: Solve for x
    x = 116,406,316,930.56/294,766.40
  6. Step 6: Final answer
    x = 394,910.40

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