Home / 276,265.27-381,925.39-273,739.29

Finding the Fourth Proportional to 276,265.27, 381,925.39 and 273,739.29

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Solution

The fourth proportional to 276,265.27, 381,925.39 and 273,739.29 is: 378,433.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,265.27 : 381,925.39 = 273,739.29 : x
  2. Step 2: Convert to fraction form
    276,265.27/381,925.39 = 273,739.29/x
  3. Step 3: Cross multiply
    276,265.27x = 381,925.39 × 273,739.29
  4. Step 4: Simplify right side
    276,265.27x = 104,547,985,091.57
  5. Step 5: Solve for x
    x = 104,547,985,091.57/276,265.27
  6. Step 6: Final answer
    x = 378,433.33

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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.