Home / 161,622-343,980

Finding the Third Proportional to 161,622 and 343,980

Calculator

Solution

The third proportional to 161,622 and 343,980 is: 732,092.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,622 : 343,980 = 343,980 : x
  2. Step 2: Convert to fraction form
    161,622/343,980 = 343,980/x
  3. Step 3: Cross multiply
    161,622x = 343,980 × 343,980
  4. Step 4: Simplify right side
    161,622x = 118,322,240,400
  5. Step 5: Solve for x
    x = 118,322,240,400/161,622
  6. Step 6: Final answer
    x = 732,092.42

Related Problems

Find third proportional to 80,811 and 171,990
Half scale
Find third proportional to 323,244 and 687,960
Double scale
Find third proportional to 161,624 and 343,984
Similar ratio
Find third proportional to 242,433 and 515,970
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.