Home / 876,827.25-1,315,279.16-277,832.57

Finding the Fourth Proportional to 876,827.25, 1,315,279.16 and 277,832.57

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Solution

The fourth proportional to 876,827.25, 1,315,279.16 and 277,832.57 is: 416,760.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,827.25 : 1,315,279.16 = 277,832.57 : x
  2. Step 2: Convert to fraction form
    876,827.25/1,315,279.16 = 277,832.57/x
  3. Step 3: Cross multiply
    876,827.25x = 1,315,279.16 × 277,832.57
  4. Step 4: Simplify right side
    876,827.25x = 365,427,381,324.68
  5. Step 5: Solve for x
    x = 365,427,381,324.68/876,827.25
  6. Step 6: Final answer
    x = 416,760.98

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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.