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Finding the Fourth Proportional to 362,281.40, 543,206.10 and 222,140.60

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Solution

The fourth proportional to 362,281.40, 543,206.10 and 222,140.60 is: 333,078.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,281.40 : 543,206.10 = 222,140.60 : x
  2. Step 2: Convert to fraction form
    362,281.40/543,206.10 = 222,140.60/x
  3. Step 3: Cross multiply
    362,281.40x = 543,206.10 × 222,140.60
  4. Step 4: Simplify right side
    362,281.40x = 120,668,128,977.66
  5. Step 5: Solve for x
    x = 120,668,128,977.66/362,281.40
  6. Step 6: Final answer
    x = 333,078.45

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