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Finding the Fourth Proportional to 371,255.52, 512,329.60 and 201,489.72

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Solution

The fourth proportional to 371,255.52, 512,329.60 and 201,489.72 is: 278,054.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,255.52 : 512,329.60 = 201,489.72 : x
  2. Step 2: Convert to fraction form
    371,255.52/512,329.60 = 201,489.72/x
  3. Step 3: Cross multiply
    371,255.52x = 512,329.60 × 201,489.72
  4. Step 4: Simplify right side
    371,255.52x = 103,229,147,651.71
  5. Step 5: Solve for x
    x = 103,229,147,651.71/371,255.52
  6. Step 6: Final answer
    x = 278,054.18

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