Home / 98,498-215,876

Finding the Third Proportional to 98,498 and 215,876

Calculator

Solution

The third proportional to 98,498 and 215,876 is: 473,130.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,498 : 215,876 = 215,876 : x
  2. Step 2: Convert to fraction form
    98,498/215,876 = 215,876/x
  3. Step 3: Cross multiply
    98,498x = 215,876 × 215,876
  4. Step 4: Simplify right side
    98,498x = 46,602,447,376
  5. Step 5: Solve for x
    x = 46,602,447,376/98,498
  6. Step 6: Final answer
    x = 473,130.90

Related Problems

Find third proportional to 49,249 and 107,938
Half scale
Find third proportional to 196,996 and 431,752
Double scale
Find third proportional to 98,500 and 215,880
Similar ratio
Find third proportional to 147,747 and 323,814
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.