Home / 295,418-646,132

Finding the Third Proportional to 295,418 and 646,132

Calculator

Solution

The third proportional to 295,418 and 646,132 is: 1,413,206.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,418 : 646,132 = 646,132 : x
  2. Step 2: Convert to fraction form
    295,418/646,132 = 646,132/x
  3. Step 3: Cross multiply
    295,418x = 646,132 × 646,132
  4. Step 4: Simplify right side
    295,418x = 417,486,561,424
  5. Step 5: Solve for x
    x = 417,486,561,424/295,418
  6. Step 6: Final answer
    x = 1,413,206.24

Related Problems

Find third proportional to 147,709 and 323,066
Half scale
Find third proportional to 590,836 and 1,292,264
Double scale
Find third proportional to 295,420 and 646,136
Similar ratio
Find third proportional to 443,127 and 969,198
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.