Home / 326,610-699,876

Finding the Third Proportional to 326,610 and 699,876

Calculator

Solution

The third proportional to 326,610 and 699,876 is: 1,499,728.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,610 : 699,876 = 699,876 : x
  2. Step 2: Convert to fraction form
    326,610/699,876 = 699,876/x
  3. Step 3: Cross multiply
    326,610x = 699,876 × 699,876
  4. Step 4: Simplify right side
    326,610x = 489,826,415,376
  5. Step 5: Solve for x
    x = 489,826,415,376/326,610
  6. Step 6: Final answer
    x = 1,499,728.78

Related Problems

Find third proportional to 163,305 and 349,938
Half scale
Find third proportional to 653,220 and 1,399,752
Double scale
Find third proportional to 326,612 and 699,880
Similar ratio
Find third proportional to 489,915 and 1,049,814
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.