Home / 236-269

Finding the Third Proportional to 236 and 269

Calculator

Solution

The third proportional to 236 and 269 is: 306.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    236 : 269 = 269 : x
  2. Step 2: Convert to fraction form
    236/269 = 269/x
  3. Step 3: Cross multiply
    236x = 269 × 269
  4. Step 4: Simplify right side
    236x = 72,361
  5. Step 5: Solve for x
    x = 72,361/236
  6. Step 6: Final answer
    x = 306.61

Related Problems

Find third proportional to 118 and 134.50
Half scale
Find third proportional to 472 and 538
Double scale
Find third proportional to 238 and 271
Similar ratio
Find third proportional to 354 and 403.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.