Home / 217,451-449,819

Finding the Third Proportional to 217,451 and 449,819

Calculator

Solution

The third proportional to 217,451 and 449,819 is: 930,495.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,451 : 449,819 = 449,819 : x
  2. Step 2: Convert to fraction form
    217,451/449,819 = 449,819/x
  3. Step 3: Cross multiply
    217,451x = 449,819 × 449,819
  4. Step 4: Simplify right side
    217,451x = 202,337,132,761
  5. Step 5: Solve for x
    x = 202,337,132,761/217,451
  6. Step 6: Final answer
    x = 930,495.30

Related Problems

Find third proportional to 108,725.50 and 224,909.50
Half scale
Find third proportional to 434,902 and 899,638
Double scale
Find third proportional to 217,453 and 449,823
Similar ratio
Find third proportional to 326,176.50 and 674,728.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.