Home / 255,569-396,848

Finding the Third Proportional to 255,569 and 396,848

Calculator

Solution

The third proportional to 255,569 and 396,848 is: 616,226.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,569 : 396,848 = 396,848 : x
  2. Step 2: Convert to fraction form
    255,569/396,848 = 396,848/x
  3. Step 3: Cross multiply
    255,569x = 396,848 × 396,848
  4. Step 4: Simplify right side
    255,569x = 157,488,335,104
  5. Step 5: Solve for x
    x = 157,488,335,104/255,569
  6. Step 6: Final answer
    x = 616,226.28

Related Problems

Find third proportional to 127,784.50 and 198,424
Half scale
Find third proportional to 511,138 and 793,696
Double scale
Find third proportional to 255,571 and 396,851
Similar ratio
Find third proportional to 383,353.50 and 595,272
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.