Home / 162,450-261,722

Finding the Third Proportional to 162,450 and 261,722

Calculator

Solution

The third proportional to 162,450 and 261,722 is: 421,658.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,450 : 261,722 = 261,722 : x
  2. Step 2: Convert to fraction form
    162,450/261,722 = 261,722/x
  3. Step 3: Cross multiply
    162,450x = 261,722 × 261,722
  4. Step 4: Simplify right side
    162,450x = 68,498,405,284
  5. Step 5: Solve for x
    x = 68,498,405,284/162,450
  6. Step 6: Final answer
    x = 421,658.39

Related Problems

Find third proportional to 81,225 and 130,861
Half scale
Find third proportional to 324,900 and 523,444
Double scale
Find third proportional to 162,452 and 261,725
Similar ratio
Find third proportional to 243,675 and 392,583
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.