Home / 361,221-562,512

Finding the Third Proportional to 361,221 and 562,512

Calculator

Solution

The third proportional to 361,221 and 562,512 is: 875,972.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,221 : 562,512 = 562,512 : x
  2. Step 2: Convert to fraction form
    361,221/562,512 = 562,512/x
  3. Step 3: Cross multiply
    361,221x = 562,512 × 562,512
  4. Step 4: Simplify right side
    361,221x = 316,419,750,144
  5. Step 5: Solve for x
    x = 316,419,750,144/361,221
  6. Step 6: Final answer
    x = 875,972.74

Related Problems

Find third proportional to 180,610.50 and 281,256
Half scale
Find third proportional to 722,442 and 1,125,024
Double scale
Find third proportional to 361,223 and 562,515
Similar ratio
Find third proportional to 541,831.50 and 843,768
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.