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Finding the Fourth Proportional to 355,245.20, 532,867.80 and 222,534.80

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Solution

The fourth proportional to 355,245.20, 532,867.80 and 222,534.80 is: 333,802.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,245.20 : 532,867.80 = 222,534.80 : x
  2. Step 2: Convert to fraction form
    355,245.20/532,867.80 = 222,534.80/x
  3. Step 3: Cross multiply
    355,245.20x = 532,867.80 × 222,534.80
  4. Step 4: Simplify right side
    355,245.20x = 118,581,629,299.44
  5. Step 5: Solve for x
    x = 118,581,629,299.44/355,245.20
  6. Step 6: Final answer
    x = 333,802.20

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