Home / 199,284-431,132

Finding the Third Proportional to 199,284 and 431,132

Calculator

Solution

The third proportional to 199,284 and 431,132 is: 932,713.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,284 : 431,132 = 431,132 : x
  2. Step 2: Convert to fraction form
    199,284/431,132 = 431,132/x
  3. Step 3: Cross multiply
    199,284x = 431,132 × 431,132
  4. Step 4: Simplify right side
    199,284x = 185,874,801,424
  5. Step 5: Solve for x
    x = 185,874,801,424/199,284
  6. Step 6: Final answer
    x = 932,713.12

Related Problems

Find third proportional to 99,642 and 215,566
Half scale
Find third proportional to 398,568 and 862,264
Double scale
Find third proportional to 199,286 and 431,136
Similar ratio
Find third proportional to 298,926 and 646,698
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.