Home / 275,165-366,921

Finding the Third Proportional to 275,165 and 366,921

Calculator

Solution

The third proportional to 275,165 and 366,921 is: 489,273.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,165 : 366,921 = 366,921 : x
  2. Step 2: Convert to fraction form
    275,165/366,921 = 366,921/x
  3. Step 3: Cross multiply
    275,165x = 366,921 × 366,921
  4. Step 4: Simplify right side
    275,165x = 134,631,020,241
  5. Step 5: Solve for x
    x = 134,631,020,241/275,165
  6. Step 6: Final answer
    x = 489,273.78

Related Problems

Find third proportional to 137,582.50 and 183,460.50
Half scale
Find third proportional to 550,330 and 733,842
Double scale
Find third proportional to 275,167 and 366,924
Similar ratio
Find third proportional to 412,747.50 and 550,381.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.