Home / 383,348-580,395

Finding the Third Proportional to 383,348 and 580,395

Calculator

Solution

The third proportional to 383,348 and 580,395 is: 878,727.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,348 : 580,395 = 580,395 : x
  2. Step 2: Convert to fraction form
    383,348/580,395 = 580,395/x
  3. Step 3: Cross multiply
    383,348x = 580,395 × 580,395
  4. Step 4: Simplify right side
    383,348x = 336,858,356,025
  5. Step 5: Solve for x
    x = 336,858,356,025/383,348
  6. Step 6: Final answer
    x = 878,727.31

Related Problems

Find third proportional to 191,674 and 290,197.50
Half scale
Find third proportional to 766,696 and 1,160,790
Double scale
Find third proportional to 383,350 and 580,398
Similar ratio
Find third proportional to 575,022 and 870,592.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.