Home / 132,132-290,508

Finding the Third Proportional to 132,132 and 290,508

Calculator

Solution

The third proportional to 132,132 and 290,508 is: 638,716.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,132 : 290,508 = 290,508 : x
  2. Step 2: Convert to fraction form
    132,132/290,508 = 290,508/x
  3. Step 3: Cross multiply
    132,132x = 290,508 × 290,508
  4. Step 4: Simplify right side
    132,132x = 84,394,898,064
  5. Step 5: Solve for x
    x = 84,394,898,064/132,132
  6. Step 6: Final answer
    x = 638,716.57

Related Problems

Find third proportional to 66,066 and 145,254
Half scale
Find third proportional to 264,264 and 581,016
Double scale
Find third proportional to 132,134 and 290,512
Similar ratio
Find third proportional to 198,198 and 435,762
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.