Home / 171,990-260,581

Finding the Third Proportional to 171,990 and 260,581

Calculator

Solution

The third proportional to 171,990 and 260,581 is: 394,804.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,990 : 260,581 = 260,581 : x
  2. Step 2: Convert to fraction form
    171,990/260,581 = 260,581/x
  3. Step 3: Cross multiply
    171,990x = 260,581 × 260,581
  4. Step 4: Simplify right side
    171,990x = 67,902,457,561
  5. Step 5: Solve for x
    x = 67,902,457,561/171,990
  6. Step 6: Final answer
    x = 394,804.68

Related Problems

Find third proportional to 85,995 and 130,290.50
Half scale
Find third proportional to 343,980 and 521,162
Double scale
Find third proportional to 171,992 and 260,584
Similar ratio
Find third proportional to 257,985 and 390,871.50
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.