Home / 1,040,314.41-1,560,471.61-292,360.41

Finding the Fourth Proportional to 1,040,314.41, 1,560,471.61 and 292,360.41

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Solution

The fourth proportional to 1,040,314.41, 1,560,471.61 and 292,360.41 is: 438,540.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,314.41 : 1,560,471.61 = 292,360.41 : x
  2. Step 2: Convert to fraction form
    1,040,314.41/1,560,471.61 = 292,360.41/x
  3. Step 3: Cross multiply
    1,040,314.41x = 1,560,471.61 × 292,360.41
  4. Step 4: Simplify right side
    1,040,314.41x = 456,220,115,791.78
  5. Step 5: Solve for x
    x = 456,220,115,791.78/1,040,314.41
  6. Step 6: Final answer
    x = 438,540.61

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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.