Home / 839,882.52-1,259,077.77-327,429.54

Finding the Fourth Proportional to 839,882.52, 1,259,077.77 and 327,429.54

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Solution

The fourth proportional to 839,882.52, 1,259,077.77 and 327,429.54 is: 490,853.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,882.52 : 1,259,077.77 = 327,429.54 : x
  2. Step 2: Convert to fraction form
    839,882.52/1,259,077.77 = 327,429.54/x
  3. Step 3: Cross multiply
    839,882.52x = 1,259,077.77 × 327,429.54
  4. Step 4: Simplify right side
    839,882.52x = 412,259,255,055.33
  5. Step 5: Solve for x
    x = 412,259,255,055.33/839,882.52
  6. Step 6: Final answer
    x = 490,853.48

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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.