Home / 99,414-217,728

Finding the Third Proportional to 99,414 and 217,728

Calculator

Solution

The third proportional to 99,414 and 217,728 is: 476,849.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,414 : 217,728 = 217,728 : x
  2. Step 2: Convert to fraction form
    99,414/217,728 = 217,728/x
  3. Step 3: Cross multiply
    99,414x = 217,728 × 217,728
  4. Step 4: Simplify right side
    99,414x = 47,405,481,984
  5. Step 5: Solve for x
    x = 47,405,481,984/99,414
  6. Step 6: Final answer
    x = 476,849.16

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.