Home / 208,636-313,926

Finding the Third Proportional to 208,636 and 313,926

Calculator

Solution

The third proportional to 208,636 and 313,926 is: 472,351.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,636 : 313,926 = 313,926 : x
  2. Step 2: Convert to fraction form
    208,636/313,926 = 313,926/x
  3. Step 3: Cross multiply
    208,636x = 313,926 × 313,926
  4. Step 4: Simplify right side
    208,636x = 98,549,533,476
  5. Step 5: Solve for x
    x = 98,549,533,476/208,636
  6. Step 6: Final answer
    x = 472,351.53

Related Problems

Find third proportional to 104,318 and 156,963
Half scale
Find third proportional to 417,272 and 627,852
Double scale
Find third proportional to 208,638 and 313,929
Similar ratio
Find third proportional to 312,954 and 470,889
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.