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Finding the Fourth Proportional to 327,895.20, 492,303.60 and 203,479.20

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Solution

The fourth proportional to 327,895.20, 492,303.60 and 203,479.20 is: 305,504.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,895.20 : 492,303.60 = 203,479.20 : x
  2. Step 2: Convert to fraction form
    327,895.20/492,303.60 = 203,479.20/x
  3. Step 3: Cross multiply
    327,895.20x = 492,303.60 × 203,479.20
  4. Step 4: Simplify right side
    327,895.20x = 100,173,542,685.12
  5. Step 5: Solve for x
    x = 100,173,542,685.12/327,895.20
  6. Step 6: Final answer
    x = 305,504.75

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