Home / 241-321.75

Finding the Third Proportional to 241 and 321.75

Calculator

Solution

The third proportional to 241 and 321.75 is: 429.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    241 : 321.75 = 321.75 : x
  2. Step 2: Convert to fraction form
    241/321.75 = 321.75/x
  3. Step 3: Cross multiply
    241x = 321.75 × 321.75
  4. Step 4: Simplify right side
    241x = 103,523.06
  5. Step 5: Solve for x
    x = 103,523.06/241
  6. Step 6: Final answer
    x = 429.56

Related Problems

Find third proportional to 120.50 and 160.88
Half scale
Find third proportional to 482 and 643.50
Double scale
Find third proportional to 243 and 324
Similar ratio
Find third proportional to 361.50 and 482.63
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.