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Finding the Fourth Proportional to 454,901.70, 682,352.55 and 277,754.70

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Solution

The fourth proportional to 454,901.70, 682,352.55 and 277,754.70 is: 416,632.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,901.70 : 682,352.55 = 277,754.70 : x
  2. Step 2: Convert to fraction form
    454,901.70/682,352.55 = 277,754.70/x
  3. Step 3: Cross multiply
    454,901.70x = 682,352.55 × 277,754.70
  4. Step 4: Simplify right side
    454,901.70x = 189,526,627,819.49
  5. Step 5: Solve for x
    x = 189,526,627,819.49/454,901.70
  6. Step 6: Final answer
    x = 416,632.05

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