Home / 118,716-255,864

Finding the Third Proportional to 118,716 and 255,864

Calculator

Solution

The third proportional to 118,716 and 255,864 is: 551,453.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,716 : 255,864 = 255,864 : x
  2. Step 2: Convert to fraction form
    118,716/255,864 = 255,864/x
  3. Step 3: Cross multiply
    118,716x = 255,864 × 255,864
  4. Step 4: Simplify right side
    118,716x = 65,466,386,496
  5. Step 5: Solve for x
    x = 65,466,386,496/118,716
  6. Step 6: Final answer
    x = 551,453.78

Related Problems

Find third proportional to 59,358 and 127,932
Half scale
Find third proportional to 237,432 and 511,728
Double scale
Find third proportional to 118,718 and 255,868
Similar ratio
Find third proportional to 178,074 and 383,796
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.