Home / 101,983-220,912

Finding the Third Proportional to 101,983 and 220,912

Calculator

Solution

The third proportional to 101,983 and 220,912 is: 478,531.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,983 : 220,912 = 220,912 : x
  2. Step 2: Convert to fraction form
    101,983/220,912 = 220,912/x
  3. Step 3: Cross multiply
    101,983x = 220,912 × 220,912
  4. Step 4: Simplify right side
    101,983x = 48,802,111,744
  5. Step 5: Solve for x
    x = 48,802,111,744/101,983
  6. Step 6: Final answer
    x = 478,531.83

Related Problems

Find third proportional to 50,991.50 and 110,456
Half scale
Find third proportional to 203,966 and 441,824
Double scale
Find third proportional to 101,985 and 220,916
Similar ratio
Find third proportional to 152,974.50 and 331,368
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.