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Finding the Fourth Proportional to 512,994.60, 768,617.10 and 437,761.80

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Solution

The fourth proportional to 512,994.60, 768,617.10 and 437,761.80 is: 655,896.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,994.60 : 768,617.10 = 437,761.80 : x
  2. Step 2: Convert to fraction form
    512,994.60/768,617.10 = 437,761.80/x
  3. Step 3: Cross multiply
    512,994.60x = 768,617.10 × 437,761.80
  4. Step 4: Simplify right side
    512,994.60x = 336,471,205,206.78
  5. Step 5: Solve for x
    x = 336,471,205,206.78/512,994.60
  6. Step 6: Final answer
    x = 655,896.19

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