Home / 252,710-394,269

Finding the Third Proportional to 252,710 and 394,269

Calculator

Solution

The third proportional to 252,710 and 394,269 is: 615,124.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,710 : 394,269 = 394,269 : x
  2. Step 2: Convert to fraction form
    252,710/394,269 = 394,269/x
  3. Step 3: Cross multiply
    252,710x = 394,269 × 394,269
  4. Step 4: Simplify right side
    252,710x = 155,448,044,361
  5. Step 5: Solve for x
    x = 155,448,044,361/252,710
  6. Step 6: Final answer
    x = 615,124.23

Related Problems

Find third proportional to 126,355 and 197,134.50
Half scale
Find third proportional to 505,420 and 788,538
Double scale
Find third proportional to 252,712 and 394,272
Similar ratio
Find third proportional to 379,065 and 591,403.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.