Home / 135,008-312,554

Finding the Third Proportional to 135,008 and 312,554

Calculator

Solution

The third proportional to 135,008 and 312,554 is: 723,586.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,008 : 312,554 = 312,554 : x
  2. Step 2: Convert to fraction form
    135,008/312,554 = 312,554/x
  3. Step 3: Cross multiply
    135,008x = 312,554 × 312,554
  4. Step 4: Simplify right side
    135,008x = 97,690,002,916
  5. Step 5: Solve for x
    x = 97,690,002,916/135,008
  6. Step 6: Final answer
    x = 723,586.77

Related Problems

Find third proportional to 67,504 and 156,277
Half scale
Find third proportional to 270,016 and 625,108
Double scale
Find third proportional to 135,010 and 312,559
Similar ratio
Find third proportional to 202,512 and 468,831
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.