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Finding the Fourth Proportional to 371,764.31, 513,037.87 and 201,998.43

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Solution

The fourth proportional to 371,764.31, 513,037.87 and 201,998.43 is: 278,759.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,764.31 : 513,037.87 = 201,998.43 : x
  2. Step 2: Convert to fraction form
    371,764.31/513,037.87 = 201,998.43/x
  3. Step 3: Cross multiply
    371,764.31x = 513,037.87 × 201,998.43
  4. Step 4: Simplify right side
    371,764.31x = 103,632,843,765.55
  5. Step 5: Solve for x
    x = 103,632,843,765.55/371,764.31
  6. Step 6: Final answer
    x = 278,759.53

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