Home / 98,436-210,876

Finding the Third Proportional to 98,436 and 210,876

Calculator

Solution

The third proportional to 98,436 and 210,876 is: 451,752.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,436 : 210,876 = 210,876 : x
  2. Step 2: Convert to fraction form
    98,436/210,876 = 210,876/x
  3. Step 3: Cross multiply
    98,436x = 210,876 × 210,876
  4. Step 4: Simplify right side
    98,436x = 44,468,687,376
  5. Step 5: Solve for x
    x = 44,468,687,376/98,436
  6. Step 6: Final answer
    x = 451,752.28

Related Problems

Find third proportional to 49,218 and 105,438
Half scale
Find third proportional to 196,872 and 421,752
Double scale
Find third proportional to 98,438 and 210,880
Similar ratio
Find third proportional to 147,654 and 316,314
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.