Home / 551,726-843,626

Finding the Third Proportional to 551,726 and 843,626

Calculator

Solution

The third proportional to 551,726 and 843,626 is: 1,289,960.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,726 : 843,626 = 843,626 : x
  2. Step 2: Convert to fraction form
    551,726/843,626 = 843,626/x
  3. Step 3: Cross multiply
    551,726x = 843,626 × 843,626
  4. Step 4: Simplify right side
    551,726x = 711,704,827,876
  5. Step 5: Solve for x
    x = 711,704,827,876/551,726
  6. Step 6: Final answer
    x = 1,289,960.65

Related Problems

Find third proportional to 275,863 and 421,813
Half scale
Find third proportional to 1,103,452 and 1,687,252
Double scale
Find third proportional to 551,728 and 843,629
Similar ratio
Find third proportional to 827,589 and 1,265,439
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.