Home / 299,635-649,165

Finding the Third Proportional to 299,635 and 649,165

Calculator

Solution

The third proportional to 299,635 and 649,165 is: 1,406,428.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,635 : 649,165 = 649,165 : x
  2. Step 2: Convert to fraction form
    299,635/649,165 = 649,165/x
  3. Step 3: Cross multiply
    299,635x = 649,165 × 649,165
  4. Step 4: Simplify right side
    299,635x = 421,415,197,225
  5. Step 5: Solve for x
    x = 421,415,197,225/299,635
  6. Step 6: Final answer
    x = 1,406,428.48

Related Problems

Find third proportional to 149,817.50 and 324,582.50
Half scale
Find third proportional to 599,270 and 1,298,330
Double scale
Find third proportional to 299,637 and 649,169
Similar ratio
Find third proportional to 449,452.50 and 973,747.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.