Home / 303,456-664,962

Finding the Third Proportional to 303,456 and 664,962

Calculator

Solution

The third proportional to 303,456 and 664,962 is: 1,457,128.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,456 : 664,962 = 664,962 : x
  2. Step 2: Convert to fraction form
    303,456/664,962 = 664,962/x
  3. Step 3: Cross multiply
    303,456x = 664,962 × 664,962
  4. Step 4: Simplify right side
    303,456x = 442,174,461,444
  5. Step 5: Solve for x
    x = 442,174,461,444/303,456
  6. Step 6: Final answer
    x = 1,457,128.75

Related Problems

Find third proportional to 151,728 and 332,481
Half scale
Find third proportional to 606,912 and 1,329,924
Double scale
Find third proportional to 303,458 and 664,966
Similar ratio
Find third proportional to 455,184 and 997,443
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.