Home / 149,328-322,728

Finding the Third Proportional to 149,328 and 322,728

Calculator

Solution

The third proportional to 149,328 and 322,728 is: 697,480.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,328 : 322,728 = 322,728 : x
  2. Step 2: Convert to fraction form
    149,328/322,728 = 322,728/x
  3. Step 3: Cross multiply
    149,328x = 322,728 × 322,728
  4. Step 4: Simplify right side
    149,328x = 104,153,361,984
  5. Step 5: Solve for x
    x = 104,153,361,984/149,328
  6. Step 6: Final answer
    x = 697,480.46

Related Problems

Find third proportional to 74,664 and 161,364
Half scale
Find third proportional to 298,656 and 645,456
Double scale
Find third proportional to 149,330 and 322,732
Similar ratio
Find third proportional to 223,992 and 484,092
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.