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Finding the Fourth Proportional to 454,220.40, 681,330.60 and 444,889.20

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Solution

The fourth proportional to 454,220.40, 681,330.60 and 444,889.20 is: 667,333.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,220.40 : 681,330.60 = 444,889.20 : x
  2. Step 2: Convert to fraction form
    454,220.40/681,330.60 = 444,889.20/x
  3. Step 3: Cross multiply
    454,220.40x = 681,330.60 × 444,889.20
  4. Step 4: Simplify right side
    454,220.40x = 303,116,625,569.52
  5. Step 5: Solve for x
    x = 303,116,625,569.52/454,220.40
  6. Step 6: Final answer
    x = 667,333.80

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