Home / 171,824-262,840

Finding the Third Proportional to 171,824 and 262,840

Calculator

Solution

The third proportional to 171,824 and 262,840 is: 402,067.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,824 : 262,840 = 262,840 : x
  2. Step 2: Convert to fraction form
    171,824/262,840 = 262,840/x
  3. Step 3: Cross multiply
    171,824x = 262,840 × 262,840
  4. Step 4: Simplify right side
    171,824x = 69,084,865,600
  5. Step 5: Solve for x
    x = 69,084,865,600/171,824
  6. Step 6: Final answer
    x = 402,067.61

Related Problems

Find third proportional to 85,912 and 131,420
Half scale
Find third proportional to 343,648 and 525,680
Double scale
Find third proportional to 171,826 and 262,843
Similar ratio
Find third proportional to 257,736 and 394,260
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.