Home / 150,905-329,455

Finding the Third Proportional to 150,905 and 329,455

Calculator

Solution

The third proportional to 150,905 and 329,455 is: 719,264.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,905 : 329,455 = 329,455 : x
  2. Step 2: Convert to fraction form
    150,905/329,455 = 329,455/x
  3. Step 3: Cross multiply
    150,905x = 329,455 × 329,455
  4. Step 4: Simplify right side
    150,905x = 108,540,597,025
  5. Step 5: Solve for x
    x = 108,540,597,025/150,905
  6. Step 6: Final answer
    x = 719,264.42

Related Problems

Find third proportional to 75,452.50 and 164,727.50
Half scale
Find third proportional to 301,810 and 658,910
Double scale
Find third proportional to 150,907 and 329,459
Similar ratio
Find third proportional to 226,357.50 and 494,182.50
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.