Home / 223,100-339,878

Finding the Third Proportional to 223,100 and 339,878

Calculator

Solution

The third proportional to 223,100 and 339,878 is: 517,781.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,100 : 339,878 = 339,878 : x
  2. Step 2: Convert to fraction form
    223,100/339,878 = 339,878/x
  3. Step 3: Cross multiply
    223,100x = 339,878 × 339,878
  4. Step 4: Simplify right side
    223,100x = 115,517,054,884
  5. Step 5: Solve for x
    x = 115,517,054,884/223,100
  6. Step 6: Final answer
    x = 517,781.51

Related Problems

Find third proportional to 111,550 and 169,939
Half scale
Find third proportional to 446,200 and 679,756
Double scale
Find third proportional to 223,102 and 339,881
Similar ratio
Find third proportional to 334,650 and 509,817
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.