Home / 263,983.68-364,304.66-149,279.49

Finding the Fourth Proportional to 263,983.68, 364,304.66 and 149,279.49

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Solution

The fourth proportional to 263,983.68, 364,304.66 and 149,279.49 is: 206,009.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,983.68 : 364,304.66 = 149,279.49 : x
  2. Step 2: Convert to fraction form
    263,983.68/364,304.66 = 149,279.49/x
  3. Step 3: Cross multiply
    263,983.68x = 364,304.66 × 149,279.49
  4. Step 4: Simplify right side
    263,983.68x = 54,383,213,849.42
  5. Step 5: Solve for x
    x = 54,383,213,849.42/263,983.68
  6. Step 6: Final answer
    x = 206,009.76

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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.