Home / 800,332.57-1,200,500.91-327,017.93

Finding the Fourth Proportional to 800,332.57, 1,200,500.91 and 327,017.93

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Solution

The fourth proportional to 800,332.57, 1,200,500.91 and 327,017.93 is: 490,527.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,332.57 : 1,200,500.91 = 327,017.93 : x
  2. Step 2: Convert to fraction form
    800,332.57/1,200,500.91 = 327,017.93/x
  3. Step 3: Cross multiply
    800,332.57x = 1,200,500.91 × 327,017.93
  4. Step 4: Simplify right side
    800,332.57x = 392,585,325,552.57
  5. Step 5: Solve for x
    x = 392,585,325,552.57/800,332.57
  6. Step 6: Final answer
    x = 490,527.74

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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.