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Finding the Fourth Proportional to 568,146.31, 852,220.43 and 455,013.65

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Solution

The fourth proportional to 568,146.31, 852,220.43 and 455,013.65 is: 682,521.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,146.31 : 852,220.43 = 455,013.65 : x
  2. Step 2: Convert to fraction form
    568,146.31/852,220.43 = 455,013.65/x
  3. Step 3: Cross multiply
    568,146.31x = 852,220.43 × 455,013.65
  4. Step 4: Simplify right side
    568,146.31x = 387,771,928,458.87
  5. Step 5: Solve for x
    x = 387,771,928,458.87/568,146.31
  6. Step 6: Final answer
    x = 682,521.25

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