Home / 255,704.06-353,022.98-227,331.38

Finding the Fourth Proportional to 255,704.06, 353,022.98 and 227,331.38

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Solution

The fourth proportional to 255,704.06, 353,022.98 and 227,331.38 is: 313,851.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,704.06 : 353,022.98 = 227,331.38 : x
  2. Step 2: Convert to fraction form
    255,704.06/353,022.98 = 227,331.38/x
  3. Step 3: Cross multiply
    255,704.06x = 353,022.98 × 227,331.38
  4. Step 4: Simplify right side
    255,704.06x = 80,253,200,961.01
  5. Step 5: Solve for x
    x = 80,253,200,961.01/255,704.06
  6. Step 6: Final answer
    x = 313,851.88

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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.