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Finding the Fourth Proportional to 463,136.80, 694,705.20 and 163,955.20

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Solution

The fourth proportional to 463,136.80, 694,705.20 and 163,955.20 is: 245,932.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,136.80 : 694,705.20 = 163,955.20 : x
  2. Step 2: Convert to fraction form
    463,136.80/694,705.20 = 163,955.20/x
  3. Step 3: Cross multiply
    463,136.80x = 694,705.20 × 163,955.20
  4. Step 4: Simplify right side
    463,136.80x = 113,900,530,007.04
  5. Step 5: Solve for x
    x = 113,900,530,007.04/463,136.80
  6. Step 6: Final answer
    x = 245,932.80

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