Home / 427,914-662,238

Finding the Third Proportional to 427,914 and 662,238

Calculator

Solution

The third proportional to 427,914 and 662,238 is: 1,024,876.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,914 : 662,238 = 662,238 : x
  2. Step 2: Convert to fraction form
    427,914/662,238 = 662,238/x
  3. Step 3: Cross multiply
    427,914x = 662,238 × 662,238
  4. Step 4: Simplify right side
    427,914x = 438,559,168,644
  5. Step 5: Solve for x
    x = 438,559,168,644/427,914
  6. Step 6: Final answer
    x = 1,024,876.89

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.