Home / 209,858-449,634

Finding the Third Proportional to 209,858 and 449,634

Calculator

Solution

The third proportional to 209,858 and 449,634 is: 963,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,858 : 449,634 = 449,634 : x
  2. Step 2: Convert to fraction form
    209,858/449,634 = 449,634/x
  3. Step 3: Cross multiply
    209,858x = 449,634 × 449,634
  4. Step 4: Simplify right side
    209,858x = 202,170,733,956
  5. Step 5: Solve for x
    x = 202,170,733,956/209,858
  6. Step 6: Final answer
    x = 963,369.20

Related Problems

Find third proportional to 104,929 and 224,817
Half scale
Find third proportional to 419,716 and 899,268
Double scale
Find third proportional to 209,860 and 449,638
Similar ratio
Find third proportional to 314,787 and 674,451
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.