Home / 305,966-662,768

Finding the Third Proportional to 305,966 and 662,768

Calculator

Solution

The third proportional to 305,966 and 662,768 is: 1,435,654.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,966 : 662,768 = 662,768 : x
  2. Step 2: Convert to fraction form
    305,966/662,768 = 662,768/x
  3. Step 3: Cross multiply
    305,966x = 662,768 × 662,768
  4. Step 4: Simplify right side
    305,966x = 439,261,421,824
  5. Step 5: Solve for x
    x = 439,261,421,824/305,966
  6. Step 6: Final answer
    x = 1,435,654.36

Related Problems

Find third proportional to 152,983 and 331,384
Half scale
Find third proportional to 611,932 and 1,325,536
Double scale
Find third proportional to 305,968 and 662,772
Similar ratio
Find third proportional to 458,949 and 994,152
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.