Home / 223.50-494.81

Finding the Third Proportional to 223.50 and 494.81

Calculator

Solution

The third proportional to 223.50 and 494.81 is: 1,095.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.50 : 494.81 = 494.81 : x
  2. Step 2: Convert to fraction form
    223.50/494.81 = 494.81/x
  3. Step 3: Cross multiply
    223.50x = 494.81 × 494.81
  4. Step 4: Simplify right side
    223.50x = 244,839.41
  5. Step 5: Solve for x
    x = 244,839.41/223.50
  6. Step 6: Final answer
    x = 1,095.48

Related Problems

Find third proportional to 111.75 and 247.41
Half scale
Find third proportional to 447 and 989.63
Double scale
Find third proportional to 226 and 499
Similar ratio
Find third proportional to 335.25 and 742.22
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.