Home / 217,675-336,363

Finding the Third Proportional to 217,675 and 336,363

Calculator

Solution

The third proportional to 217,675 and 336,363 is: 519,766.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,675 : 336,363 = 336,363 : x
  2. Step 2: Convert to fraction form
    217,675/336,363 = 336,363/x
  3. Step 3: Cross multiply
    217,675x = 336,363 × 336,363
  4. Step 4: Simplify right side
    217,675x = 113,140,067,769
  5. Step 5: Solve for x
    x = 113,140,067,769/217,675
  6. Step 6: Final answer
    x = 519,766.02

Related Problems

Find third proportional to 108,837.50 and 168,181.50
Half scale
Find third proportional to 435,350 and 672,726
Double scale
Find third proportional to 217,677 and 336,366
Similar ratio
Find third proportional to 326,512.50 and 504,544.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.