Home / 620,128-948,064

Finding the Third Proportional to 620,128 and 948,064

Calculator

Solution

The third proportional to 620,128 and 948,064 is: 1,449,419.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,128 : 948,064 = 948,064 : x
  2. Step 2: Convert to fraction form
    620,128/948,064 = 948,064/x
  3. Step 3: Cross multiply
    620,128x = 948,064 × 948,064
  4. Step 4: Simplify right side
    620,128x = 898,825,348,096
  5. Step 5: Solve for x
    x = 898,825,348,096/620,128
  6. Step 6: Final answer
    x = 1,449,419.07

Related Problems

Find third proportional to 310,064 and 474,032
Half scale
Find third proportional to 1,240,256 and 1,896,128
Double scale
Find third proportional to 620,130 and 948,067
Similar ratio
Find third proportional to 930,192 and 1,422,096
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.