Home / 325,471.24-448,924.26-276,949

Finding the Fourth Proportional to 325,471.24, 448,924.26 and 276,949

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Solution

The fourth proportional to 325,471.24, 448,924.26 and 276,949 is: 381,997.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,471.24 : 448,924.26 = 276,949 : x
  2. Step 2: Convert to fraction form
    325,471.24/448,924.26 = 276,949/x
  3. Step 3: Cross multiply
    325,471.24x = 448,924.26 × 276,949
  4. Step 4: Simplify right side
    325,471.24x = 124,329,124,882.74
  5. Step 5: Solve for x
    x = 124,329,124,882.74/325,471.24
  6. Step 6: Final answer
    x = 381,997.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.