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Finding the Fourth Proportional to 348,612.40, 522,918.60 and 327,617.20

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Solution

The fourth proportional to 348,612.40, 522,918.60 and 327,617.20 is: 491,425.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,612.40 : 522,918.60 = 327,617.20 : x
  2. Step 2: Convert to fraction form
    348,612.40/522,918.60 = 327,617.20/x
  3. Step 3: Cross multiply
    348,612.40x = 522,918.60 × 327,617.20
  4. Step 4: Simplify right side
    348,612.40x = 171,317,127,559.92
  5. Step 5: Solve for x
    x = 171,317,127,559.92/348,612.40
  6. Step 6: Final answer
    x = 491,425.80

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