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Finding the Fourth Proportional to 223,855.20, 335,782.80 and 221,522.40

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Solution

The fourth proportional to 223,855.20, 335,782.80 and 221,522.40 is: 332,283.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,855.20 : 335,782.80 = 221,522.40 : x
  2. Step 2: Convert to fraction form
    223,855.20/335,782.80 = 221,522.40/x
  3. Step 3: Cross multiply
    223,855.20x = 335,782.80 × 221,522.40
  4. Step 4: Simplify right side
    223,855.20x = 74,383,411,734.72
  5. Step 5: Solve for x
    x = 74,383,411,734.72/223,855.20
  6. Step 6: Final answer
    x = 332,283.60

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