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Finding the Fourth Proportional to 548,601.70, 822,902.55 and 455,289.70

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Solution

The fourth proportional to 548,601.70, 822,902.55 and 455,289.70 is: 682,934.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,601.70 : 822,902.55 = 455,289.70 : x
  2. Step 2: Convert to fraction form
    548,601.70/822,902.55 = 455,289.70/x
  3. Step 3: Cross multiply
    548,601.70x = 822,902.55 × 455,289.70
  4. Step 4: Simplify right side
    548,601.70x = 374,659,055,118.74
  5. Step 5: Solve for x
    x = 374,659,055,118.74/548,601.70
  6. Step 6: Final answer
    x = 682,934.55

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