Home / 172,000-260,595

Finding the Third Proportional to 172,000 and 260,595

Calculator

Solution

The third proportional to 172,000 and 260,595 is: 394,824.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,000 : 260,595 = 260,595 : x
  2. Step 2: Convert to fraction form
    172,000/260,595 = 260,595/x
  3. Step 3: Cross multiply
    172,000x = 260,595 × 260,595
  4. Step 4: Simplify right side
    172,000x = 67,909,754,025
  5. Step 5: Solve for x
    x = 67,909,754,025/172,000
  6. Step 6: Final answer
    x = 394,824.15

Related Problems

Find third proportional to 86,000 and 130,297.50
Half scale
Find third proportional to 344,000 and 521,190
Double scale
Find third proportional to 172,002 and 260,598
Similar ratio
Find third proportional to 258,000 and 390,892.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.