Home / 251-271

Finding the Third Proportional to 251 and 271

Calculator

Solution

The third proportional to 251 and 271 is: 292.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    251 : 271 = 271 : x
  2. Step 2: Convert to fraction form
    251/271 = 271/x
  3. Step 3: Cross multiply
    251x = 271 × 271
  4. Step 4: Simplify right side
    251x = 73,441
  5. Step 5: Solve for x
    x = 73,441/251
  6. Step 6: Final answer
    x = 292.59

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.