Home / 269,970-419,104

Finding the Third Proportional to 269,970 and 419,104

Calculator

Solution

The third proportional to 269,970 and 419,104 is: 650,621.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,970 : 419,104 = 419,104 : x
  2. Step 2: Convert to fraction form
    269,970/419,104 = 419,104/x
  3. Step 3: Cross multiply
    269,970x = 419,104 × 419,104
  4. Step 4: Simplify right side
    269,970x = 175,648,162,816
  5. Step 5: Solve for x
    x = 175,648,162,816/269,970
  6. Step 6: Final answer
    x = 650,621.04

Related Problems

Find third proportional to 134,985 and 209,552
Half scale
Find third proportional to 539,940 and 838,208
Double scale
Find third proportional to 269,972 and 419,107
Similar ratio
Find third proportional to 404,955 and 628,656
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.