Home / 276,264.27-381,924.01-273,738.29

Finding the Fourth Proportional to 276,264.27, 381,924.01 and 273,738.29

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Solution

The fourth proportional to 276,264.27, 381,924.01 and 273,738.29 is: 378,431.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,264.27 : 381,924.01 = 273,738.29 : x
  2. Step 2: Convert to fraction form
    276,264.27/381,924.01 = 273,738.29/x
  3. Step 3: Cross multiply
    276,264.27x = 381,924.01 × 273,738.29
  4. Step 4: Simplify right side
    276,264.27x = 104,547,223,839.90
  5. Step 5: Solve for x
    x = 104,547,223,839.90/276,264.27
  6. Step 6: Final answer
    x = 378,431.94

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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.