Home / 193,627-421,701

Finding the Third Proportional to 193,627 and 421,701

Calculator

Solution

The third proportional to 193,627 and 421,701 is: 918,424.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,627 : 421,701 = 421,701 : x
  2. Step 2: Convert to fraction form
    193,627/421,701 = 421,701/x
  3. Step 3: Cross multiply
    193,627x = 421,701 × 421,701
  4. Step 4: Simplify right side
    193,627x = 177,831,733,401
  5. Step 5: Solve for x
    x = 177,831,733,401/193,627
  6. Step 6: Final answer
    x = 918,424.26

Related Problems

Find third proportional to 96,813.50 and 210,850.50
Half scale
Find third proportional to 387,254 and 843,402
Double scale
Find third proportional to 193,629 and 421,705
Similar ratio
Find third proportional to 290,440.50 and 632,551.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.