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Finding the Fourth Proportional to 376,771.37, 519,942.39 and 204,687.95

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Solution

The fourth proportional to 376,771.37, 519,942.39 and 204,687.95 is: 282,468.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,771.37 : 519,942.39 = 204,687.95 : x
  2. Step 2: Convert to fraction form
    376,771.37/519,942.39 = 204,687.95/x
  3. Step 3: Cross multiply
    376,771.37x = 519,942.39 × 204,687.95
  4. Step 4: Simplify right side
    376,771.37x = 106,425,943,227.06
  5. Step 5: Solve for x
    x = 106,425,943,227.06/376,771.37
  6. Step 6: Final answer
    x = 282,468.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.