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Finding the Fourth Proportional to 510,072.20, 765,108.30 and 481,041.80

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Solution

The fourth proportional to 510,072.20, 765,108.30 and 481,041.80 is: 721,562.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,072.20 : 765,108.30 = 481,041.80 : x
  2. Step 2: Convert to fraction form
    510,072.20/765,108.30 = 481,041.80/x
  3. Step 3: Cross multiply
    510,072.20x = 765,108.30 × 481,041.80
  4. Step 4: Simplify right side
    510,072.20x = 368,049,073,826.94
  5. Step 5: Solve for x
    x = 368,049,073,826.94/510,072.20
  6. Step 6: Final answer
    x = 721,562.70

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