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Finding the Fourth Proportional to 444,823.20, 667,299.60 and 145,317.60

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Solution

The fourth proportional to 444,823.20, 667,299.60 and 145,317.60 is: 217,997.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,823.20 : 667,299.60 = 145,317.60 : x
  2. Step 2: Convert to fraction form
    444,823.20/667,299.60 = 145,317.60/x
  3. Step 3: Cross multiply
    444,823.20x = 667,299.60 × 145,317.60
  4. Step 4: Simplify right side
    444,823.20x = 96,970,376,352.96
  5. Step 5: Solve for x
    x = 96,970,376,352.96/444,823.20
  6. Step 6: Final answer
    x = 217,997.57

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