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Finding the Fourth Proportional to 572,364.51, 858,546.78 and 198,387.51

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Solution

The fourth proportional to 572,364.51, 858,546.78 and 198,387.51 is: 297,581.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,364.51 : 858,546.78 = 198,387.51 : x
  2. Step 2: Convert to fraction form
    572,364.51/858,546.78 = 198,387.51/x
  3. Step 3: Cross multiply
    572,364.51x = 858,546.78 × 198,387.51
  4. Step 4: Simplify right side
    572,364.51x = 170,324,957,902.72
  5. Step 5: Solve for x
    x = 170,324,957,902.72/572,364.51
  6. Step 6: Final answer
    x = 297,581.27

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