Home / 215,823-469,450

Finding the Third Proportional to 215,823 and 469,450

Calculator

Solution

The third proportional to 215,823 and 469,450 is: 1,021,129.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,823 : 469,450 = 469,450 : x
  2. Step 2: Convert to fraction form
    215,823/469,450 = 469,450/x
  3. Step 3: Cross multiply
    215,823x = 469,450 × 469,450
  4. Step 4: Simplify right side
    215,823x = 220,383,302,500
  5. Step 5: Solve for x
    x = 220,383,302,500/215,823
  6. Step 6: Final answer
    x = 1,021,129.83

Related Problems

Find third proportional to 107,911.50 and 234,725
Half scale
Find third proportional to 431,646 and 938,900
Double scale
Find third proportional to 215,825 and 469,454
Similar ratio
Find third proportional to 323,734.50 and 704,175
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.