Home / 220,400-327,358

Finding the Third Proportional to 220,400 and 327,358

Calculator

Solution

The third proportional to 220,400 and 327,358 is: 486,221.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,400 : 327,358 = 327,358 : x
  2. Step 2: Convert to fraction form
    220,400/327,358 = 327,358/x
  3. Step 3: Cross multiply
    220,400x = 327,358 × 327,358
  4. Step 4: Simplify right side
    220,400x = 107,163,260,164
  5. Step 5: Solve for x
    x = 107,163,260,164/220,400
  6. Step 6: Final answer
    x = 486,221.69

Related Problems

Find third proportional to 110,200 and 163,679
Half scale
Find third proportional to 440,800 and 654,716
Double scale
Find third proportional to 220,402 and 327,361
Similar ratio
Find third proportional to 330,600 and 491,037
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.