Home / 310,864-557,762

Finding the Third Proportional to 310,864 and 557,762

Calculator

Solution

The third proportional to 310,864 and 557,762 is: 1,000,754.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,864 : 557,762 = 557,762 : x
  2. Step 2: Convert to fraction form
    310,864/557,762 = 557,762/x
  3. Step 3: Cross multiply
    310,864x = 557,762 × 557,762
  4. Step 4: Simplify right side
    310,864x = 311,098,448,644
  5. Step 5: Solve for x
    x = 311,098,448,644/310,864
  6. Step 6: Final answer
    x = 1,000,754.18

Related Problems

Find third proportional to 155,432 and 278,881
Half scale
Find third proportional to 621,728 and 1,115,524
Double scale
Find third proportional to 310,866 and 557,766
Similar ratio
Find third proportional to 466,296 and 836,643
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.79) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.