Home / 276,183.28-382,576.14-270,584.56

Finding the Fourth Proportional to 276,183.28, 382,576.14 and 270,584.56

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Solution

The fourth proportional to 276,183.28, 382,576.14 and 270,584.56 is: 374,820.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,183.28 : 382,576.14 = 270,584.56 : x
  2. Step 2: Convert to fraction form
    276,183.28/382,576.14 = 270,584.56/x
  3. Step 3: Cross multiply
    276,183.28x = 382,576.14 × 270,584.56
  4. Step 4: Simplify right side
    276,183.28x = 103,519,196,508.40
  5. Step 5: Solve for x
    x = 103,519,196,508.40/276,183.28
  6. Step 6: Final answer
    x = 374,820.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.