Home / 121,482-260,864

Finding the Third Proportional to 121,482 and 260,864

Calculator

Solution

The third proportional to 121,482 and 260,864 is: 560,165.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,482 : 260,864 = 260,864 : x
  2. Step 2: Convert to fraction form
    121,482/260,864 = 260,864/x
  3. Step 3: Cross multiply
    121,482x = 260,864 × 260,864
  4. Step 4: Simplify right side
    121,482x = 68,050,026,496
  5. Step 5: Solve for x
    x = 68,050,026,496/121,482
  6. Step 6: Final answer
    x = 560,165.51

Related Problems

Find third proportional to 60,741 and 130,432
Half scale
Find third proportional to 242,964 and 521,728
Double scale
Find third proportional to 121,484 and 260,868
Similar ratio
Find third proportional to 182,223 and 391,296
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.