Home / 270,969-381,246

Finding the Third Proportional to 270,969 and 381,246

Calculator

Solution

The third proportional to 270,969 and 381,246 is: 536,402.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,969 : 381,246 = 381,246 : x
  2. Step 2: Convert to fraction form
    270,969/381,246 = 381,246/x
  3. Step 3: Cross multiply
    270,969x = 381,246 × 381,246
  4. Step 4: Simplify right side
    270,969x = 145,348,512,516
  5. Step 5: Solve for x
    x = 145,348,512,516/270,969
  6. Step 6: Final answer
    x = 536,402.73

Related Problems

Find third proportional to 135,484.50 and 190,623
Half scale
Find third proportional to 541,938 and 762,492
Double scale
Find third proportional to 270,971 and 381,249
Similar ratio
Find third proportional to 406,453.50 and 571,869
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.