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Finding the Fourth Proportional to 543,300.20, 814,950.30 and 501,309.80

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Solution

The fourth proportional to 543,300.20, 814,950.30 and 501,309.80 is: 751,964.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,300.20 : 814,950.30 = 501,309.80 : x
  2. Step 2: Convert to fraction form
    543,300.20/814,950.30 = 501,309.80/x
  3. Step 3: Cross multiply
    543,300.20x = 814,950.30 × 501,309.80
  4. Step 4: Simplify right side
    543,300.20x = 408,542,571,902.94
  5. Step 5: Solve for x
    x = 408,542,571,902.94/543,300.20
  6. Step 6: Final answer
    x = 751,964.70

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