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Finding the Fourth Proportional to 273,383.40, 409,614.30 and 132,839.40

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Solution

The fourth proportional to 273,383.40, 409,614.30 and 132,839.40 is: 199,035.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,383.40 : 409,614.30 = 132,839.40 : x
  2. Step 2: Convert to fraction form
    273,383.40/409,614.30 = 132,839.40/x
  3. Step 3: Cross multiply
    273,383.40x = 409,614.30 × 132,839.40
  4. Step 4: Simplify right side
    273,383.40x = 54,412,917,843.42
  5. Step 5: Solve for x
    x = 54,412,917,843.42/273,383.40
  6. Step 6: Final answer
    x = 199,035.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.