Home / 170,575-269,903

Finding the Third Proportional to 170,575 and 269,903

Calculator

Solution

The third proportional to 170,575 and 269,903 is: 427,070.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,575 : 269,903 = 269,903 : x
  2. Step 2: Convert to fraction form
    170,575/269,903 = 269,903/x
  3. Step 3: Cross multiply
    170,575x = 269,903 × 269,903
  4. Step 4: Simplify right side
    170,575x = 72,847,629,409
  5. Step 5: Solve for x
    x = 72,847,629,409/170,575
  6. Step 6: Final answer
    x = 427,070.96

Related Problems

Find third proportional to 85,287.50 and 134,951.50
Half scale
Find third proportional to 341,150 and 539,806
Double scale
Find third proportional to 170,577 and 269,906
Similar ratio
Find third proportional to 255,862.50 and 404,854.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.