Home / 626.63-1,369.13

Finding the Third Proportional to 626.63 and 1,369.13

Calculator

Solution

The third proportional to 626.63 and 1,369.13 is: 2,991.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    626.63 : 1,369.13 = 1,369.13 : x
  2. Step 2: Convert to fraction form
    626.63/1,369.13 = 1,369.13/x
  3. Step 3: Cross multiply
    626.63x = 1,369.13 × 1,369.13
  4. Step 4: Simplify right side
    626.63x = 1,874,503.27
  5. Step 5: Solve for x
    x = 1,874,503.27/626.63
  6. Step 6: Final answer
    x = 2,991.43

Related Problems

Find third proportional to 313.31 and 684.56
Half scale
Find third proportional to 1,253.25 and 2,738.25
Double scale
Find third proportional to 629 and 1,373
Similar ratio
Find third proportional to 939.94 and 2,053.69
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.