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Finding the Fourth Proportional to 376,754.43, 519,919.04 and 204,671.03

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Solution

The fourth proportional to 376,754.43, 519,919.04 and 204,671.03 is: 282,444.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,754.43 : 519,919.04 = 204,671.03 : x
  2. Step 2: Convert to fraction form
    376,754.43/519,919.04 = 204,671.03/x
  3. Step 3: Cross multiply
    376,754.43x = 519,919.04 × 204,671.03
  4. Step 4: Simplify right side
    376,754.43x = 106,412,361,810.46
  5. Step 5: Solve for x
    x = 106,412,361,810.46/376,754.43
  6. Step 6: Final answer
    x = 282,444.89

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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.