Home / 301,726-628,255

Finding the Third Proportional to 301,726 and 628,255

Calculator

Solution

The third proportional to 301,726 and 628,255 is: 1,308,154.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,726 : 628,255 = 628,255 : x
  2. Step 2: Convert to fraction form
    301,726/628,255 = 628,255/x
  3. Step 3: Cross multiply
    301,726x = 628,255 × 628,255
  4. Step 4: Simplify right side
    301,726x = 394,704,345,025
  5. Step 5: Solve for x
    x = 394,704,345,025/301,726
  6. Step 6: Final answer
    x = 1,308,154.90

Related Problems

Find third proportional to 150,863 and 314,127.50
Half scale
Find third proportional to 603,452 and 1,256,510
Double scale
Find third proportional to 301,728 and 628,259
Similar ratio
Find third proportional to 452,589 and 942,382.50
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.