Home / 1,040,400.06-1,560,600.10-292,446.06

Finding the Fourth Proportional to 1,040,400.06, 1,560,600.10 and 292,446.06

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Solution

The fourth proportional to 1,040,400.06, 1,560,600.10 and 292,446.06 is: 438,669.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,400.06 : 1,560,600.10 = 292,446.06 : x
  2. Step 2: Convert to fraction form
    1,040,400.06/1,560,600.10 = 292,446.06/x
  3. Step 3: Cross multiply
    1,040,400.06x = 1,560,600.10 × 292,446.06
  4. Step 4: Simplify right side
    1,040,400.06x = 456,391,352,919.88
  5. Step 5: Solve for x
    x = 456,391,352,919.88/1,040,400.06
  6. Step 6: Final answer
    x = 438,669.09

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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.