Home / 203,948-437,421

Finding the Third Proportional to 203,948 and 437,421

Calculator

Solution

The third proportional to 203,948 and 437,421 is: 938,166.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,948 : 437,421 = 437,421 : x
  2. Step 2: Convert to fraction form
    203,948/437,421 = 437,421/x
  3. Step 3: Cross multiply
    203,948x = 437,421 × 437,421
  4. Step 4: Simplify right side
    203,948x = 191,337,131,241
  5. Step 5: Solve for x
    x = 191,337,131,241/203,948
  6. Step 6: Final answer
    x = 938,166.25

Related Problems

Find third proportional to 101,974 and 218,710.50
Half scale
Find third proportional to 407,896 and 874,842
Double scale
Find third proportional to 203,950 and 437,425
Similar ratio
Find third proportional to 305,922 and 656,131.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.