Home / 1,040,638.21-1,560,974.60-366,727.66

Finding the Fourth Proportional to 1,040,638.21, 1,560,974.60 and 366,727.66

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Solution

The fourth proportional to 1,040,638.21, 1,560,974.60 and 366,727.66 is: 550,097.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,638.21 : 1,560,974.60 = 366,727.66 : x
  2. Step 2: Convert to fraction form
    1,040,638.21/1,560,974.60 = 366,727.66/x
  3. Step 3: Cross multiply
    1,040,638.21x = 1,560,974.60 × 366,727.66
  4. Step 4: Simplify right side
    1,040,638.21x = 572,452,560,543.80
  5. Step 5: Solve for x
    x = 572,452,560,543.80/1,040,638.21
  6. Step 6: Final answer
    x = 550,097.58

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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.