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Finding the Fourth Proportional to 572,820.75, 859,231.13 and 198,843.75

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Solution

The fourth proportional to 572,820.75, 859,231.13 and 198,843.75 is: 298,265.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,820.75 : 859,231.13 = 198,843.75 : x
  2. Step 2: Convert to fraction form
    572,820.75/859,231.13 = 198,843.75/x
  3. Step 3: Cross multiply
    572,820.75x = 859,231.13 × 198,843.75
  4. Step 4: Simplify right side
    572,820.75x = 170,852,739,011.72
  5. Step 5: Solve for x
    x = 170,852,739,011.72/572,820.75
  6. Step 6: Final answer
    x = 298,265.63

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