Home / 875,910.80-1,313,753.24-276,932.80

Finding the Fourth Proportional to 875,910.80, 1,313,753.24 and 276,932.80

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Solution

The fourth proportional to 875,910.80, 1,313,753.24 and 276,932.80 is: 415,363.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,910.80 : 1,313,753.24 = 276,932.80 : x
  2. Step 2: Convert to fraction form
    875,910.80/1,313,753.24 = 276,932.80/x
  3. Step 3: Cross multiply
    875,910.80x = 1,313,753.24 × 276,932.80
  4. Step 4: Simplify right side
    875,910.80x = 363,821,363,262.27
  5. Step 5: Solve for x
    x = 363,821,363,262.27/875,910.80
  6. Step 6: Final answer
    x = 415,363.49

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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.