Home / 216,187-345,356

Finding the Third Proportional to 216,187 and 345,356

Calculator

Solution

The third proportional to 216,187 and 345,356 is: 551,701.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,187 : 345,356 = 345,356 : x
  2. Step 2: Convert to fraction form
    216,187/345,356 = 345,356/x
  3. Step 3: Cross multiply
    216,187x = 345,356 × 345,356
  4. Step 4: Simplify right side
    216,187x = 119,270,766,736
  5. Step 5: Solve for x
    x = 119,270,766,736/216,187
  6. Step 6: Final answer
    x = 551,701.84

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.