Home / 215,256-471,297

Finding the Third Proportional to 215,256 and 471,297

Calculator

Solution

The third proportional to 215,256 and 471,297 is: 1,031,891.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,256 : 471,297 = 471,297 : x
  2. Step 2: Convert to fraction form
    215,256/471,297 = 471,297/x
  3. Step 3: Cross multiply
    215,256x = 471,297 × 471,297
  4. Step 4: Simplify right side
    215,256x = 222,120,862,209
  5. Step 5: Solve for x
    x = 222,120,862,209/215,256
  6. Step 6: Final answer
    x = 1,031,891.62

Related Problems

Find third proportional to 107,628 and 235,648.50
Half scale
Find third proportional to 430,512 and 942,594
Double scale
Find third proportional to 215,258 and 471,301
Similar ratio
Find third proportional to 322,884 and 706,945.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.