Home / 273.56-400.22

Finding the Third Proportional to 273.56 and 400.22

Calculator

Solution

The third proportional to 273.56 and 400.22 is: 585.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.56 : 400.22 = 400.22 : x
  2. Step 2: Convert to fraction form
    273.56/400.22 = 400.22/x
  3. Step 3: Cross multiply
    273.56x = 400.22 × 400.22
  4. Step 4: Simplify right side
    273.56x = 160,175.05
  5. Step 5: Solve for x
    x = 160,175.05/273.56
  6. Step 6: Final answer
    x = 585.52

Related Problems

Find third proportional to 136.78 and 200.11
Half scale
Find third proportional to 547.13 and 800.44
Double scale
Find third proportional to 276 and 403
Similar ratio
Find third proportional to 410.34 and 600.33
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.