Home / 182.25-399.30

Finding the Third Proportional to 182.25 and 399.30

Calculator

Solution

The third proportional to 182.25 and 399.30 is: 874.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.25 : 399.30 = 399.30 : x
  2. Step 2: Convert to fraction form
    182.25/399.30 = 399.30/x
  3. Step 3: Cross multiply
    182.25x = 399.30 × 399.30
  4. Step 4: Simplify right side
    182.25x = 159,444.23
  5. Step 5: Solve for x
    x = 159,444.23/182.25
  6. Step 6: Final answer
    x = 874.87

Related Problems

Find third proportional to 91.13 and 199.65
Half scale
Find third proportional to 364.50 and 798.61
Double scale
Find third proportional to 184 and 404
Similar ratio
Find third proportional to 273.38 and 598.96
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.