Home / 230.55-486.42

Finding the Third Proportional to 230.55 and 486.42

Calculator

Solution

The third proportional to 230.55 and 486.42 is: 1,026.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    230.55 : 486.42 = 486.42 : x
  2. Step 2: Convert to fraction form
    230.55/486.42 = 486.42/x
  3. Step 3: Cross multiply
    230.55x = 486.42 × 486.42
  4. Step 4: Simplify right side
    230.55x = 236,606.24
  5. Step 5: Solve for x
    x = 236,606.24/230.55
  6. Step 6: Final answer
    x = 1,026.25

Related Problems

Find third proportional to 115.28 and 243.21
Half scale
Find third proportional to 461.11 and 972.84
Double scale
Find third proportional to 233 and 491
Similar ratio
Find third proportional to 345.83 and 729.63
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.