Home / 217,246-454,353

Finding the Third Proportional to 217,246 and 454,353

Calculator

Solution

The third proportional to 217,246 and 454,353 is: 950,243.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,246 : 454,353 = 454,353 : x
  2. Step 2: Convert to fraction form
    217,246/454,353 = 454,353/x
  3. Step 3: Cross multiply
    217,246x = 454,353 × 454,353
  4. Step 4: Simplify right side
    217,246x = 206,436,648,609
  5. Step 5: Solve for x
    x = 206,436,648,609/217,246
  6. Step 6: Final answer
    x = 950,243.73

Related Problems

Find third proportional to 108,623 and 227,176.50
Half scale
Find third proportional to 434,492 and 908,706
Double scale
Find third proportional to 217,248 and 454,357
Similar ratio
Find third proportional to 325,869 and 681,529.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.