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Finding the Fourth Proportional to 321,503.11, 482,156.16 and 222,300.79

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Solution

The fourth proportional to 321,503.11, 482,156.16 and 222,300.79 is: 333,383.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,503.11 : 482,156.16 = 222,300.79 : x
  2. Step 2: Convert to fraction form
    321,503.11/482,156.16 = 222,300.79/x
  3. Step 3: Cross multiply
    321,503.11x = 482,156.16 × 222,300.79
  4. Step 4: Simplify right side
    321,503.11x = 107,183,691,749.08
  5. Step 5: Solve for x
    x = 107,183,691,749.08/321,503.11
  6. Step 6: Final answer
    x = 333,383.07

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