Home / 876,943.73-1,315,452.18-277,891.63

Finding the Fourth Proportional to 876,943.73, 1,315,452.18 and 277,891.63

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Solution

The fourth proportional to 876,943.73, 1,315,452.18 and 277,891.63 is: 416,849.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,943.73 : 1,315,452.18 = 277,891.63 : x
  2. Step 2: Convert to fraction form
    876,943.73/1,315,452.18 = 277,891.63/x
  3. Step 3: Cross multiply
    876,943.73x = 1,315,452.18 × 277,891.63
  4. Step 4: Simplify right side
    876,943.73x = 365,553,150,487.25
  5. Step 5: Solve for x
    x = 365,553,150,487.25/876,943.73
  6. Step 6: Final answer
    x = 416,849.04

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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.