Home / 892,480.75-1,338,721.13-227,632.75

Finding the Fourth Proportional to 892,480.75, 1,338,721.13 and 227,632.75

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Solution

The fourth proportional to 892,480.75, 1,338,721.13 and 227,632.75 is: 341,449.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,480.75 : 1,338,721.13 = 227,632.75 : x
  2. Step 2: Convert to fraction form
    892,480.75/1,338,721.13 = 227,632.75/x
  3. Step 3: Cross multiply
    892,480.75x = 1,338,721.13 × 227,632.75
  4. Step 4: Simplify right side
    892,480.75x = 304,736,772,305.01
  5. Step 5: Solve for x
    x = 304,736,772,305.01/892,480.75
  6. Step 6: Final answer
    x = 341,449.13

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Double scale
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Similar ratio
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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.