Home / 326,910-499,878

Finding the Third Proportional to 326,910 and 499,878

Calculator

Solution

The third proportional to 326,910 and 499,878 is: 764,363.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,910 : 499,878 = 499,878 : x
  2. Step 2: Convert to fraction form
    326,910/499,878 = 499,878/x
  3. Step 3: Cross multiply
    326,910x = 499,878 × 499,878
  4. Step 4: Simplify right side
    326,910x = 249,878,014,884
  5. Step 5: Solve for x
    x = 249,878,014,884/326,910
  6. Step 6: Final answer
    x = 764,363.33

Related Problems

Find third proportional to 163,455 and 249,939
Half scale
Find third proportional to 653,820 and 999,756
Double scale
Find third proportional to 326,912 and 499,881
Similar ratio
Find third proportional to 490,365 and 749,817
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.