Home / 196,268-311,286.75

Finding the Third Proportional to 196,268 and 311,286.75

Calculator

Solution

The third proportional to 196,268 and 311,286.75 is: 493,709.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,268 : 311,286.75 = 311,286.75 : x
  2. Step 2: Convert to fraction form
    196,268/311,286.75 = 311,286.75/x
  3. Step 3: Cross multiply
    196,268x = 311,286.75 × 311,286.75
  4. Step 4: Simplify right side
    196,268x = 96,899,440,725.56
  5. Step 5: Solve for x
    x = 96,899,440,725.56/196,268
  6. Step 6: Final answer
    x = 493,709.83

Related Problems

Find third proportional to 98,134 and 155,643.38
Half scale
Find third proportional to 392,536 and 622,573.50
Double scale
Find third proportional to 196,270 and 311,290
Similar ratio
Find third proportional to 294,402 and 466,930.13
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.