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Finding the Fourth Proportional to 371,520.88, 512,685.12 and 201,751.36

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Solution

The fourth proportional to 371,520.88, 512,685.12 and 201,751.36 is: 278,409.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,520.88 : 512,685.12 = 201,751.36 : x
  2. Step 2: Convert to fraction form
    371,520.88/512,685.12 = 201,751.36/x
  3. Step 3: Cross multiply
    371,520.88x = 512,685.12 × 201,751.36
  4. Step 4: Simplify right side
    371,520.88x = 103,434,920,211.76
  5. Step 5: Solve for x
    x = 103,434,920,211.76/371,520.88
  6. Step 6: Final answer
    x = 278,409.44

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