Home / 98,816-219,740

Finding the Third Proportional to 98,816 and 219,740

Calculator

Solution

The third proportional to 98,816 and 219,740 is: 488,642.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,816 : 219,740 = 219,740 : x
  2. Step 2: Convert to fraction form
    98,816/219,740 = 219,740/x
  3. Step 3: Cross multiply
    98,816x = 219,740 × 219,740
  4. Step 4: Simplify right side
    98,816x = 48,285,667,600
  5. Step 5: Solve for x
    x = 48,285,667,600/98,816
  6. Step 6: Final answer
    x = 488,642.20

Related Problems

Find third proportional to 49,408 and 109,870
Half scale
Find third proportional to 197,632 and 439,480
Double scale
Find third proportional to 98,818 and 219,744
Similar ratio
Find third proportional to 148,224 and 329,610
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.