Home / 169,898-269,913

Finding the Third Proportional to 169,898 and 269,913

Calculator

Solution

The third proportional to 169,898 and 269,913 is: 428,804.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,898 : 269,913 = 269,913 : x
  2. Step 2: Convert to fraction form
    169,898/269,913 = 269,913/x
  3. Step 3: Cross multiply
    169,898x = 269,913 × 269,913
  4. Step 4: Simplify right side
    169,898x = 72,853,027,569
  5. Step 5: Solve for x
    x = 72,853,027,569/169,898
  6. Step 6: Final answer
    x = 428,804.50

Related Problems

Find third proportional to 84,949 and 134,956.50
Half scale
Find third proportional to 339,796 and 539,826
Double scale
Find third proportional to 169,900 and 269,916
Similar ratio
Find third proportional to 254,847 and 404,869.50
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.