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Finding the Fourth Proportional to 223,651.80, 335,661.30 and 221,902.20

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Solution

The fourth proportional to 223,651.80, 335,661.30 and 221,902.20 is: 333,035.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,651.80 : 335,661.30 = 221,902.20 : x
  2. Step 2: Convert to fraction form
    223,651.80/335,661.30 = 221,902.20/x
  3. Step 3: Cross multiply
    223,651.80x = 335,661.30 × 221,902.20
  4. Step 4: Simplify right side
    223,651.80x = 74,483,980,924.86
  5. Step 5: Solve for x
    x = 74,483,980,924.86/223,651.80
  6. Step 6: Final answer
    x = 333,035.46

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