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Finding the Fourth Proportional to 223,885.40, 335,828.10 and 221,811.80

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Solution

The fourth proportional to 223,885.40, 335,828.10 and 221,811.80 is: 332,717.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,885.40 : 335,828.10 = 221,811.80 : x
  2. Step 2: Convert to fraction form
    223,885.40/335,828.10 = 221,811.80/x
  3. Step 3: Cross multiply
    223,885.40x = 335,828.10 × 221,811.80
  4. Step 4: Simplify right side
    223,885.40x = 74,490,635,351.58
  5. Step 5: Solve for x
    x = 74,490,635,351.58/223,885.40
  6. Step 6: Final answer
    x = 332,717.70

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