Home / 207,964-321,876

Finding the Third Proportional to 207,964 and 321,876

Calculator

Solution

The third proportional to 207,964 and 321,876 is: 498,183.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,964 : 321,876 = 321,876 : x
  2. Step 2: Convert to fraction form
    207,964/321,876 = 321,876/x
  3. Step 3: Cross multiply
    207,964x = 321,876 × 321,876
  4. Step 4: Simplify right side
    207,964x = 103,604,159,376
  5. Step 5: Solve for x
    x = 103,604,159,376/207,964
  6. Step 6: Final answer
    x = 498,183.14

Related Problems

Find third proportional to 103,982 and 160,938
Half scale
Find third proportional to 415,928 and 643,752
Double scale
Find third proportional to 207,966 and 321,879
Similar ratio
Find third proportional to 311,946 and 482,814
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.