Home / 181,996-280,770

Finding the Third Proportional to 181,996 and 280,770

Calculator

Solution

The third proportional to 181,996 and 280,770 is: 433,151.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,996 : 280,770 = 280,770 : x
  2. Step 2: Convert to fraction form
    181,996/280,770 = 280,770/x
  3. Step 3: Cross multiply
    181,996x = 280,770 × 280,770
  4. Step 4: Simplify right side
    181,996x = 78,831,792,900
  5. Step 5: Solve for x
    x = 78,831,792,900/181,996
  6. Step 6: Final answer
    x = 433,151.24

Related Problems

Find third proportional to 90,998 and 140,385
Half scale
Find third proportional to 363,992 and 561,540
Double scale
Find third proportional to 181,998 and 280,773
Similar ratio
Find third proportional to 272,994 and 421,155
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.