Home / 800,330.84-1,200,498.30-327,016.19

Finding the Fourth Proportional to 800,330.84, 1,200,498.30 and 327,016.19

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Solution

The fourth proportional to 800,330.84, 1,200,498.30 and 327,016.19 is: 490,525.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,330.84 : 1,200,498.30 = 327,016.19 : x
  2. Step 2: Convert to fraction form
    800,330.84/1,200,498.30 = 327,016.19/x
  3. Step 3: Cross multiply
    800,330.84x = 1,200,498.30 × 327,016.19
  4. Step 4: Simplify right side
    800,330.84x = 392,582,384,395.03
  5. Step 5: Solve for x
    x = 392,582,384,395.03/800,330.84
  6. Step 6: Final answer
    x = 490,525.13

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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.