Home / 213,522-494,245

Finding the Third Proportional to 213,522 and 494,245

Calculator

Solution

The third proportional to 213,522 and 494,245 is: 1,144,041.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,522 : 494,245 = 494,245 : x
  2. Step 2: Convert to fraction form
    213,522/494,245 = 494,245/x
  3. Step 3: Cross multiply
    213,522x = 494,245 × 494,245
  4. Step 4: Simplify right side
    213,522x = 244,278,120,025
  5. Step 5: Solve for x
    x = 244,278,120,025/213,522
  6. Step 6: Final answer
    x = 1,144,041.93

Related Problems

Find third proportional to 106,761 and 247,122.50
Half scale
Find third proportional to 427,044 and 988,490
Double scale
Find third proportional to 213,524 and 494,250
Similar ratio
Find third proportional to 320,283 and 741,367.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.