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Finding the Fourth Proportional to 513,352.43, 769,969.78 and 134,309.75

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Solution

The fourth proportional to 513,352.43, 769,969.78 and 134,309.75 is: 201,449.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,352.43 : 769,969.78 = 134,309.75 : x
  2. Step 2: Convert to fraction form
    513,352.43/769,969.78 = 134,309.75/x
  3. Step 3: Cross multiply
    513,352.43x = 769,969.78 × 134,309.75
  4. Step 4: Simplify right side
    513,352.43x = 103,414,450,248.51
  5. Step 5: Solve for x
    x = 103,414,450,248.51/513,352.43
  6. Step 6: Final answer
    x = 201,449.23

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