Home / 259,472-557,744

Finding the Third Proportional to 259,472 and 557,744

Calculator

Solution

The third proportional to 259,472 and 557,744 is: 1,198,889.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,472 : 557,744 = 557,744 : x
  2. Step 2: Convert to fraction form
    259,472/557,744 = 557,744/x
  3. Step 3: Cross multiply
    259,472x = 557,744 × 557,744
  4. Step 4: Simplify right side
    259,472x = 311,078,369,536
  5. Step 5: Solve for x
    x = 311,078,369,536/259,472
  6. Step 6: Final answer
    x = 1,198,889.94

Related Problems

Find third proportional to 129,736 and 278,872
Half scale
Find third proportional to 518,944 and 1,115,488
Double scale
Find third proportional to 259,474 and 557,748
Similar ratio
Find third proportional to 389,208 and 836,616
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.