Home / 207,404-423,556

Finding the Third Proportional to 207,404 and 423,556

Calculator

Solution

The third proportional to 207,404 and 423,556 is: 864,976.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,404 : 423,556 = 423,556 : x
  2. Step 2: Convert to fraction form
    207,404/423,556 = 423,556/x
  3. Step 3: Cross multiply
    207,404x = 423,556 × 423,556
  4. Step 4: Simplify right side
    207,404x = 179,399,685,136
  5. Step 5: Solve for x
    x = 179,399,685,136/207,404
  6. Step 6: Final answer
    x = 864,976.98

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.