Home / 339,864-539,796

Finding the Third Proportional to 339,864 and 539,796

Calculator

Solution

The third proportional to 339,864 and 539,796 is: 857,342.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,864 : 539,796 = 539,796 : x
  2. Step 2: Convert to fraction form
    339,864/539,796 = 539,796/x
  3. Step 3: Cross multiply
    339,864x = 539,796 × 539,796
  4. Step 4: Simplify right side
    339,864x = 291,379,721,616
  5. Step 5: Solve for x
    x = 291,379,721,616/339,864
  6. Step 6: Final answer
    x = 857,342.12

Related Problems

Find third proportional to 169,932 and 269,898
Half scale
Find third proportional to 679,728 and 1,079,592
Double scale
Find third proportional to 339,866 and 539,799
Similar ratio
Find third proportional to 509,796 and 809,694
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.