Home / 824,081.92-1,236,315.66-255,433.24

Finding the Fourth Proportional to 824,081.92, 1,236,315.66 and 255,433.24

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Solution

The fourth proportional to 824,081.92, 1,236,315.66 and 255,433.24 is: 383,209.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,081.92 : 1,236,315.66 = 255,433.24 : x
  2. Step 2: Convert to fraction form
    824,081.92/1,236,315.66 = 255,433.24/x
  3. Step 3: Cross multiply
    824,081.92x = 1,236,315.66 × 255,433.24
  4. Step 4: Simplify right side
    824,081.92x = 315,796,114,696.54
  5. Step 5: Solve for x
    x = 315,796,114,696.54/824,081.92
  6. Step 6: Final answer
    x = 383,209.61

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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.