Home / 150,603-220,872

Finding the Third Proportional to 150,603 and 220,872

Calculator

Solution

The third proportional to 150,603 and 220,872 is: 323,927.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,603 : 220,872 = 220,872 : x
  2. Step 2: Convert to fraction form
    150,603/220,872 = 220,872/x
  3. Step 3: Cross multiply
    150,603x = 220,872 × 220,872
  4. Step 4: Simplify right side
    150,603x = 48,784,440,384
  5. Step 5: Solve for x
    x = 48,784,440,384/150,603
  6. Step 6: Final answer
    x = 323,927.41

Related Problems

Find third proportional to 75,301.50 and 110,436
Half scale
Find third proportional to 301,206 and 441,744
Double scale
Find third proportional to 150,605 and 220,875
Similar ratio
Find third proportional to 225,904.50 and 331,308
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.