Home / 180,414-256,443

Finding the Third Proportional to 180,414 and 256,443

Calculator

Solution

The third proportional to 180,414 and 256,443 is: 364,511.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,414 : 256,443 = 256,443 : x
  2. Step 2: Convert to fraction form
    180,414/256,443 = 256,443/x
  3. Step 3: Cross multiply
    180,414x = 256,443 × 256,443
  4. Step 4: Simplify right side
    180,414x = 65,763,012,249
  5. Step 5: Solve for x
    x = 65,763,012,249/180,414
  6. Step 6: Final answer
    x = 364,511.69

Related Problems

Find third proportional to 90,207 and 128,221.50
Half scale
Find third proportional to 360,828 and 512,886
Double scale
Find third proportional to 180,416 and 256,446
Similar ratio
Find third proportional to 270,621 and 384,664.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.