Home / 275,158-366,912

Finding the Third Proportional to 275,158 and 366,912

Calculator

Solution

The third proportional to 275,158 and 366,912 is: 489,262.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,158 : 366,912 = 366,912 : x
  2. Step 2: Convert to fraction form
    275,158/366,912 = 366,912/x
  3. Step 3: Cross multiply
    275,158x = 366,912 × 366,912
  4. Step 4: Simplify right side
    275,158x = 134,624,415,744
  5. Step 5: Solve for x
    x = 134,624,415,744/275,158
  6. Step 6: Final answer
    x = 489,262.23

Related Problems

Find third proportional to 137,579 and 183,456
Half scale
Find third proportional to 550,316 and 733,824
Double scale
Find third proportional to 275,160 and 366,915
Similar ratio
Find third proportional to 412,737 and 550,368
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.