Home / 356,082.48-491,432.97-227,025.59

Finding the Fourth Proportional to 356,082.48, 491,432.97 and 227,025.59

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Solution

The fourth proportional to 356,082.48, 491,432.97 and 227,025.59 is: 313,320.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,082.48 : 491,432.97 = 227,025.59 : x
  2. Step 2: Convert to fraction form
    356,082.48/491,432.97 = 227,025.59/x
  3. Step 3: Cross multiply
    356,082.48x = 491,432.97 × 227,025.59
  4. Step 4: Simplify right side
    356,082.48x = 111,567,858,353.88
  5. Step 5: Solve for x
    x = 111,567,858,353.88/356,082.48
  6. Step 6: Final answer
    x = 313,320.27

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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.