Home / 198,407-298,062

Finding the Third Proportional to 198,407 and 298,062

Calculator

Solution

The third proportional to 198,407 and 298,062 is: 447,771.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,407 : 298,062 = 298,062 : x
  2. Step 2: Convert to fraction form
    198,407/298,062 = 298,062/x
  3. Step 3: Cross multiply
    198,407x = 298,062 × 298,062
  4. Step 4: Simplify right side
    198,407x = 88,840,955,844
  5. Step 5: Solve for x
    x = 88,840,955,844/198,407
  6. Step 6: Final answer
    x = 447,771.28

Related Problems

Find third proportional to 99,203.50 and 149,031
Half scale
Find third proportional to 396,814 and 596,124
Double scale
Find third proportional to 198,409 and 298,065
Similar ratio
Find third proportional to 297,610.50 and 447,093
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.