Home / 267,480-415,503

Finding the Third Proportional to 267,480 and 415,503

Calculator

Solution

The third proportional to 267,480 and 415,503 is: 645,441.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,480 : 415,503 = 415,503 : x
  2. Step 2: Convert to fraction form
    267,480/415,503 = 415,503/x
  3. Step 3: Cross multiply
    267,480x = 415,503 × 415,503
  4. Step 4: Simplify right side
    267,480x = 172,642,743,009
  5. Step 5: Solve for x
    x = 172,642,743,009/267,480
  6. Step 6: Final answer
    x = 645,441.69

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.