Home / 100,445-222,917

Finding the Third Proportional to 100,445 and 222,917

Calculator

Solution

The third proportional to 100,445 and 222,917 is: 494,718.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,445 : 222,917 = 222,917 : x
  2. Step 2: Convert to fraction form
    100,445/222,917 = 222,917/x
  3. Step 3: Cross multiply
    100,445x = 222,917 × 222,917
  4. Step 4: Simplify right side
    100,445x = 49,691,988,889
  5. Step 5: Solve for x
    x = 49,691,988,889/100,445
  6. Step 6: Final answer
    x = 494,718.39

Related Problems

Find third proportional to 50,222.50 and 111,458.50
Half scale
Find third proportional to 200,890 and 445,834
Double scale
Find third proportional to 100,447 and 222,921
Similar ratio
Find third proportional to 150,667.50 and 334,375.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.