Home / 801,298.12-1,201,943.52-327,983.52

Finding the Fourth Proportional to 801,298.12, 1,201,943.52 and 327,983.52

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Solution

The fourth proportional to 801,298.12, 1,201,943.52 and 327,983.52 is: 491,973.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,298.12 : 1,201,943.52 = 327,983.52 : x
  2. Step 2: Convert to fraction form
    801,298.12/1,201,943.52 = 327,983.52/x
  3. Step 3: Cross multiply
    801,298.12x = 1,201,943.52 × 327,983.52
  4. Step 4: Simplify right side
    801,298.12x = 394,217,666,530.79
  5. Step 5: Solve for x
    x = 394,217,666,530.79/801,298.12
  6. Step 6: Final answer
    x = 491,973.78

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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.