Home / 1,020,310.57-1,408,029.92-567,601.57

Finding the Fourth Proportional to 1,020,310.57, 1,408,029.92 and 567,601.57

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Solution

The fourth proportional to 1,020,310.57, 1,408,029.92 and 567,601.57 is: 783,290.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,310.57 : 1,408,029.92 = 567,601.57 : x
  2. Step 2: Convert to fraction form
    1,020,310.57/1,408,029.92 = 567,601.57/x
  3. Step 3: Cross multiply
    1,020,310.57x = 1,408,029.92 × 567,601.57
  4. Step 4: Simplify right side
    1,020,310.57x = 799,199,993,198.97
  5. Step 5: Solve for x
    x = 799,199,993,198.97/1,020,310.57
  6. Step 6: Final answer
    x = 783,290.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.