Home / 301,606-628,015

Finding the Third Proportional to 301,606 and 628,015

Calculator

Solution

The third proportional to 301,606 and 628,015 is: 1,307,675.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,606 : 628,015 = 628,015 : x
  2. Step 2: Convert to fraction form
    301,606/628,015 = 628,015/x
  3. Step 3: Cross multiply
    301,606x = 628,015 × 628,015
  4. Step 4: Simplify right side
    301,606x = 394,402,840,225
  5. Step 5: Solve for x
    x = 394,402,840,225/301,606
  6. Step 6: Final answer
    x = 1,307,675.71

Related Problems

Find third proportional to 150,803 and 314,007.50
Half scale
Find third proportional to 603,212 and 1,256,030
Double scale
Find third proportional to 301,608 and 628,019
Similar ratio
Find third proportional to 452,409 and 942,022.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.