Home / 451,840-978,067

Finding the Third Proportional to 451,840 and 978,067

Calculator

Solution

The third proportional to 451,840 and 978,067 is: 2,117,154.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,840 : 978,067 = 978,067 : x
  2. Step 2: Convert to fraction form
    451,840/978,067 = 978,067/x
  3. Step 3: Cross multiply
    451,840x = 978,067 × 978,067
  4. Step 4: Simplify right side
    451,840x = 956,615,056,489
  5. Step 5: Solve for x
    x = 956,615,056,489/451,840
  6. Step 6: Final answer
    x = 2,117,154.43

Related Problems

Find third proportional to 225,920 and 489,033.50
Half scale
Find third proportional to 903,680 and 1,956,134
Double scale
Find third proportional to 451,842 and 978,071
Similar ratio
Find third proportional to 677,760 and 1,467,100.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.