Home / 168,256-260,488

Finding the Third Proportional to 168,256 and 260,488

Calculator

Solution

The third proportional to 168,256 and 260,488 is: 403,278.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,256 : 260,488 = 260,488 : x
  2. Step 2: Convert to fraction form
    168,256/260,488 = 260,488/x
  3. Step 3: Cross multiply
    168,256x = 260,488 × 260,488
  4. Step 4: Simplify right side
    168,256x = 67,853,998,144
  5. Step 5: Solve for x
    x = 67,853,998,144/168,256
  6. Step 6: Final answer
    x = 403,278.33

Related Problems

Find third proportional to 84,128 and 130,244
Half scale
Find third proportional to 336,512 and 520,976
Double scale
Find third proportional to 168,258 and 260,491
Similar ratio
Find third proportional to 252,384 and 390,732
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.