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Finding the Fourth Proportional to 293,147.60, 439,793.40 and 82,782.80

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Solution

The fourth proportional to 293,147.60, 439,793.40 and 82,782.80 is: 124,194.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,147.60 : 439,793.40 = 82,782.80 : x
  2. Step 2: Convert to fraction form
    293,147.60/439,793.40 = 82,782.80/x
  3. Step 3: Cross multiply
    293,147.60x = 439,793.40 × 82,782.80
  4. Step 4: Simplify right side
    293,147.60x = 36,407,329,073.52
  5. Step 5: Solve for x
    x = 36,407,329,073.52/293,147.60
  6. Step 6: Final answer
    x = 124,194.53

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