Home / 169,331-361,990

Finding the Third Proportional to 169,331 and 361,990

Calculator

Solution

The third proportional to 169,331 and 361,990 is: 773,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,331 : 361,990 = 361,990 : x
  2. Step 2: Convert to fraction form
    169,331/361,990 = 361,990/x
  3. Step 3: Cross multiply
    169,331x = 361,990 × 361,990
  4. Step 4: Simplify right side
    169,331x = 131,036,760,100
  5. Step 5: Solve for x
    x = 131,036,760,100/169,331
  6. Step 6: Final answer
    x = 773,849.80

Related Problems

Find third proportional to 84,665.50 and 180,995
Half scale
Find third proportional to 338,662 and 723,980
Double scale
Find third proportional to 169,333 and 361,994
Similar ratio
Find third proportional to 253,996.50 and 542,985
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.