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Finding the Fourth Proportional to 223,086.80, 334,889.40 and 221,531.60

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Solution

The fourth proportional to 223,086.80, 334,889.40 and 221,531.60 is: 332,554.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,086.80 : 334,889.40 = 221,531.60 : x
  2. Step 2: Convert to fraction form
    223,086.80/334,889.40 = 221,531.60/x
  3. Step 3: Cross multiply
    223,086.80x = 334,889.40 × 221,531.60
  4. Step 4: Simplify right side
    223,086.80x = 74,188,584,605.04
  5. Step 5: Solve for x
    x = 74,188,584,605.04/223,086.80
  6. Step 6: Final answer
    x = 332,554.79

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