Home / 168,652-256,430

Finding the Third Proportional to 168,652 and 256,430

Calculator

Solution

The third proportional to 168,652 and 256,430 is: 389,893.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,652 : 256,430 = 256,430 : x
  2. Step 2: Convert to fraction form
    168,652/256,430 = 256,430/x
  3. Step 3: Cross multiply
    168,652x = 256,430 × 256,430
  4. Step 4: Simplify right side
    168,652x = 65,756,344,900
  5. Step 5: Solve for x
    x = 65,756,344,900/168,652
  6. Step 6: Final answer
    x = 389,893.66

Related Problems

Find third proportional to 84,326 and 128,215
Half scale
Find third proportional to 337,304 and 512,860
Double scale
Find third proportional to 168,654 and 256,433
Similar ratio
Find third proportional to 252,978 and 384,645
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.