Home / 376,337.32-519,327.78-204,251.40

Finding the Fourth Proportional to 376,337.32, 519,327.78 and 204,251.40

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Solution

The fourth proportional to 376,337.32, 519,327.78 and 204,251.40 is: 281,857.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,337.32 : 519,327.78 = 204,251.40 : x
  2. Step 2: Convert to fraction form
    376,337.32/519,327.78 = 204,251.40/x
  3. Step 3: Cross multiply
    376,337.32x = 519,327.78 × 204,251.40
  4. Step 4: Simplify right side
    376,337.32x = 106,073,426,123.89
  5. Step 5: Solve for x
    x = 106,073,426,123.89/376,337.32
  6. Step 6: Final answer
    x = 281,857.31

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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.