Home / 775,062.15-1,160,910.67-374,863.69

Finding the Fourth Proportional to 775,062.15, 1,160,910.67 and 374,863.69

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Solution

The fourth proportional to 775,062.15, 1,160,910.67 and 374,863.69 is: 561,481.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,062.15 : 1,160,910.67 = 374,863.69 : x
  2. Step 2: Convert to fraction form
    775,062.15/1,160,910.67 = 374,863.69/x
  3. Step 3: Cross multiply
    775,062.15x = 1,160,910.67 × 374,863.69
  4. Step 4: Simplify right side
    775,062.15x = 435,183,257,516.57
  5. Step 5: Solve for x
    x = 435,183,257,516.57/775,062.15
  6. Step 6: Final answer
    x = 561,481.76

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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.