Home / 161,862-355,845

Finding the Third Proportional to 161,862 and 355,845

Calculator

Solution

The third proportional to 161,862 and 355,845 is: 782,306.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,862 : 355,845 = 355,845 : x
  2. Step 2: Convert to fraction form
    161,862/355,845 = 355,845/x
  3. Step 3: Cross multiply
    161,862x = 355,845 × 355,845
  4. Step 4: Simplify right side
    161,862x = 126,625,664,025
  5. Step 5: Solve for x
    x = 126,625,664,025/161,862
  6. Step 6: Final answer
    x = 782,306.31

Related Problems

Find third proportional to 80,931 and 177,922.50
Half scale
Find third proportional to 323,724 and 711,690
Double scale
Find third proportional to 161,864 and 355,849
Similar ratio
Find third proportional to 242,793 and 533,767.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.