Home / 136,224-296,970

Finding the Third Proportional to 136,224 and 296,970

Calculator

Solution

The third proportional to 136,224 and 296,970 is: 647,398.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,224 : 296,970 = 296,970 : x
  2. Step 2: Convert to fraction form
    136,224/296,970 = 296,970/x
  3. Step 3: Cross multiply
    136,224x = 296,970 × 296,970
  4. Step 4: Simplify right side
    136,224x = 88,191,180,900
  5. Step 5: Solve for x
    x = 88,191,180,900/136,224
  6. Step 6: Final answer
    x = 647,398.26

Related Problems

Find third proportional to 68,112 and 148,485
Half scale
Find third proportional to 272,448 and 593,940
Double scale
Find third proportional to 136,226 and 296,974
Similar ratio
Find third proportional to 204,336 and 445,455
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.