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Finding the Fourth Proportional to 378,760.89, 568,228.83 and 112,515.51

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Solution

The fourth proportional to 378,760.89, 568,228.83 and 112,515.51 is: 168,799.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,760.89 : 568,228.83 = 112,515.51 : x
  2. Step 2: Convert to fraction form
    378,760.89/568,228.83 = 112,515.51/x
  3. Step 3: Cross multiply
    378,760.89x = 568,228.83 × 112,515.51
  4. Step 4: Simplify right side
    378,760.89x = 63,934,556,604.15
  5. Step 5: Solve for x
    x = 63,934,556,604.15/378,760.89
  6. Step 6: Final answer
    x = 168,799.26

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