Home / 300,370-419,937

Finding the Third Proportional to 300,370 and 419,937

Calculator

Solution

The third proportional to 300,370 and 419,937 is: 587,099.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,370 : 419,937 = 419,937 : x
  2. Step 2: Convert to fraction form
    300,370/419,937 = 419,937/x
  3. Step 3: Cross multiply
    300,370x = 419,937 × 419,937
  4. Step 4: Simplify right side
    300,370x = 176,347,083,969
  5. Step 5: Solve for x
    x = 176,347,083,969/300,370
  6. Step 6: Final answer
    x = 587,099.52

Related Problems

Find third proportional to 150,185 and 209,968.50
Half scale
Find third proportional to 600,740 and 839,874
Double scale
Find third proportional to 300,372 and 419,940
Similar ratio
Find third proportional to 450,555 and 629,905.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.