Home / 876,841.92-1,315,301.16-277,847.22

Finding the Fourth Proportional to 876,841.92, 1,315,301.16 and 277,847.22

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Solution

The fourth proportional to 876,841.92, 1,315,301.16 and 277,847.22 is: 416,782.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,841.92 : 1,315,301.16 = 277,847.22 : x
  2. Step 2: Convert to fraction form
    876,841.92/1,315,301.16 = 277,847.22/x
  3. Step 3: Cross multiply
    876,841.92x = 1,315,301.16 × 277,847.22
  4. Step 4: Simplify right side
    876,841.92x = 365,452,770,768.78
  5. Step 5: Solve for x
    x = 365,452,770,768.78/876,841.92
  6. Step 6: Final answer
    x = 416,782.96

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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.