Home / 156,726-343,494

Finding the Third Proportional to 156,726 and 343,494

Calculator

Solution

The third proportional to 156,726 and 343,494 is: 752,830.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,726 : 343,494 = 343,494 : x
  2. Step 2: Convert to fraction form
    156,726/343,494 = 343,494/x
  3. Step 3: Cross multiply
    156,726x = 343,494 × 343,494
  4. Step 4: Simplify right side
    156,726x = 117,988,128,036
  5. Step 5: Solve for x
    x = 117,988,128,036/156,726
  6. Step 6: Final answer
    x = 752,830.60

Related Problems

Find third proportional to 78,363 and 171,747
Half scale
Find third proportional to 313,452 and 686,988
Double scale
Find third proportional to 156,728 and 343,498
Similar ratio
Find third proportional to 235,089 and 515,241
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.