Home / 664.50-738

Finding the Third Proportional to 664.50 and 738

Calculator

Solution

The third proportional to 664.50 and 738 is: 819.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    664.50 : 738 = 738 : x
  2. Step 2: Convert to fraction form
    664.50/738 = 738/x
  3. Step 3: Cross multiply
    664.50x = 738 × 738
  4. Step 4: Simplify right side
    664.50x = 544,644
  5. Step 5: Solve for x
    x = 544,644/664.50
  6. Step 6: Final answer
    x = 819.63

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.