Home / 327,939.27-490,797.77-201,659.46

Finding the Fourth Proportional to 327,939.27, 490,797.77 and 201,659.46

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Solution

The fourth proportional to 327,939.27, 490,797.77 and 201,659.46 is: 301,805.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,939.27 : 490,797.77 = 201,659.46 : x
  2. Step 2: Convert to fraction form
    327,939.27/490,797.77 = 201,659.46/x
  3. Step 3: Cross multiply
    327,939.27x = 490,797.77 × 201,659.46
  4. Step 4: Simplify right side
    327,939.27x = 98,974,013,267.40
  5. Step 5: Solve for x
    x = 98,974,013,267.40/327,939.27
  6. Step 6: Final answer
    x = 301,805.92

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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.