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Finding the Fourth Proportional to 490,283.82, 676,600.83 and 272,512.89

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Solution

The fourth proportional to 490,283.82, 676,600.83 and 272,512.89 is: 376,072.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,283.82 : 676,600.83 = 272,512.89 : x
  2. Step 2: Convert to fraction form
    490,283.82/676,600.83 = 272,512.89/x
  3. Step 3: Cross multiply
    490,283.82x = 676,600.83 × 272,512.89
  4. Step 4: Simplify right side
    490,283.82x = 184,382,447,559.70
  5. Step 5: Solve for x
    x = 184,382,447,559.70/490,283.82
  6. Step 6: Final answer
    x = 376,072.88

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