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Finding the Fourth Proportional to 484,443.40, 726,146.70 and 218,158.60

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Solution

The fourth proportional to 484,443.40, 726,146.70 and 218,158.60 is: 327,004.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,443.40 : 726,146.70 = 218,158.60 : x
  2. Step 2: Convert to fraction form
    484,443.40/726,146.70 = 218,158.60/x
  3. Step 3: Cross multiply
    484,443.40x = 726,146.70 × 218,158.60
  4. Step 4: Simplify right side
    484,443.40x = 158,415,147,466.62
  5. Step 5: Solve for x
    x = 158,415,147,466.62/484,443.40
  6. Step 6: Final answer
    x = 327,004.45

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