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Finding the Fourth Proportional to 376,426.54, 519,469.02 and 204,344.41

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Solution

The fourth proportional to 376,426.54, 519,469.02 and 204,344.41 is: 281,995.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,426.54 : 519,469.02 = 204,344.41 : x
  2. Step 2: Convert to fraction form
    376,426.54/519,469.02 = 204,344.41/x
  3. Step 3: Cross multiply
    376,426.54x = 519,469.02 × 204,344.41
  4. Step 4: Simplify right side
    376,426.54x = 106,150,590,405.18
  5. Step 5: Solve for x
    x = 106,150,590,405.18/376,426.54
  6. Step 6: Final answer
    x = 281,995.50

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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.