Home / 126,274-210,430

Finding the Third Proportional to 126,274 and 210,430

Calculator

Solution

The third proportional to 126,274 and 210,430 is: 350,672.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,274 : 210,430 = 210,430 : x
  2. Step 2: Convert to fraction form
    126,274/210,430 = 210,430/x
  3. Step 3: Cross multiply
    126,274x = 210,430 × 210,430
  4. Step 4: Simplify right side
    126,274x = 44,280,784,900
  5. Step 5: Solve for x
    x = 44,280,784,900/126,274
  6. Step 6: Final answer
    x = 350,672.23

Related Problems

Find third proportional to 63,137 and 105,215
Half scale
Find third proportional to 252,548 and 420,860
Double scale
Find third proportional to 126,276 and 210,433
Similar ratio
Find third proportional to 189,411 and 315,645
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.