Home / 339,908-746,722

Finding the Third Proportional to 339,908 and 746,722

Calculator

Solution

The third proportional to 339,908 and 746,722 is: 1,640,425.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,908 : 746,722 = 746,722 : x
  2. Step 2: Convert to fraction form
    339,908/746,722 = 746,722/x
  3. Step 3: Cross multiply
    339,908x = 746,722 × 746,722
  4. Step 4: Simplify right side
    339,908x = 557,593,745,284
  5. Step 5: Solve for x
    x = 557,593,745,284/339,908
  6. Step 6: Final answer
    x = 1,640,425.48

Related Problems

Find third proportional to 169,954 and 373,361
Half scale
Find third proportional to 679,816 and 1,493,444
Double scale
Find third proportional to 339,910 and 746,726
Similar ratio
Find third proportional to 509,862 and 1,120,083
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.