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Finding the Fourth Proportional to 397,048.15, 548,000.26 and 227,282.28

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Solution

The fourth proportional to 397,048.15, 548,000.26 and 227,282.28 is: 313,691.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,048.15 : 548,000.26 = 227,282.28 : x
  2. Step 2: Convert to fraction form
    397,048.15/548,000.26 = 227,282.28/x
  3. Step 3: Cross multiply
    397,048.15x = 548,000.26 × 227,282.28
  4. Step 4: Simplify right side
    397,048.15x = 124,550,747,188.65
  5. Step 5: Solve for x
    x = 124,550,747,188.65/397,048.15
  6. Step 6: Final answer
    x = 313,691.79

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