Home / 217,686-332,973

Finding the Third Proportional to 217,686 and 332,973

Calculator

Solution

The third proportional to 217,686 and 332,973 is: 509,316.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,686 : 332,973 = 332,973 : x
  2. Step 2: Convert to fraction form
    217,686/332,973 = 332,973/x
  3. Step 3: Cross multiply
    217,686x = 332,973 × 332,973
  4. Step 4: Simplify right side
    217,686x = 110,871,018,729
  5. Step 5: Solve for x
    x = 110,871,018,729/217,686
  6. Step 6: Final answer
    x = 509,316.26

Related Problems

Find third proportional to 108,843 and 166,486.50
Half scale
Find third proportional to 435,372 and 665,946
Double scale
Find third proportional to 217,688 and 332,976
Similar ratio
Find third proportional to 326,529 and 499,459.50
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.