Home / 207,930-437,589

Finding the Third Proportional to 207,930 and 437,589

Calculator

Solution

The third proportional to 207,930 and 437,589 is: 920,906.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,930 : 437,589 = 437,589 : x
  2. Step 2: Convert to fraction form
    207,930/437,589 = 437,589/x
  3. Step 3: Cross multiply
    207,930x = 437,589 × 437,589
  4. Step 4: Simplify right side
    207,930x = 191,484,132,921
  5. Step 5: Solve for x
    x = 191,484,132,921/207,930
  6. Step 6: Final answer
    x = 920,906.71

Related Problems

Find third proportional to 103,965 and 218,794.50
Half scale
Find third proportional to 415,860 and 875,178
Double scale
Find third proportional to 207,932 and 437,593
Similar ratio
Find third proportional to 311,895 and 656,383.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.