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Finding the Fourth Proportional to 442,867.60, 664,301.40 and 162,348.40

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Solution

The fourth proportional to 442,867.60, 664,301.40 and 162,348.40 is: 243,522.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,867.60 : 664,301.40 = 162,348.40 : x
  2. Step 2: Convert to fraction form
    442,867.60/664,301.40 = 162,348.40/x
  3. Step 3: Cross multiply
    442,867.60x = 664,301.40 × 162,348.40
  4. Step 4: Simplify right side
    442,867.60x = 107,848,269,407.76
  5. Step 5: Solve for x
    x = 107,848,269,407.76/442,867.60
  6. Step 6: Final answer
    x = 243,522.60

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