Home / 119,286-259,609

Finding the Third Proportional to 119,286 and 259,609

Calculator

Solution

The third proportional to 119,286 and 259,609 is: 565,002.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,286 : 259,609 = 259,609 : x
  2. Step 2: Convert to fraction form
    119,286/259,609 = 259,609/x
  3. Step 3: Cross multiply
    119,286x = 259,609 × 259,609
  4. Step 4: Simplify right side
    119,286x = 67,396,832,881
  5. Step 5: Solve for x
    x = 67,396,832,881/119,286
  6. Step 6: Final answer
    x = 565,002.04

Related Problems

Find third proportional to 59,643 and 129,804.50
Half scale
Find third proportional to 238,572 and 519,218
Double scale
Find third proportional to 119,288 and 259,613
Similar ratio
Find third proportional to 178,929 and 389,413.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.