Home / 331,717-499,965

Finding the Third Proportional to 331,717 and 499,965

Calculator

Solution

The third proportional to 331,717 and 499,965 is: 753,548.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,717 : 499,965 = 499,965 : x
  2. Step 2: Convert to fraction form
    331,717/499,965 = 499,965/x
  3. Step 3: Cross multiply
    331,717x = 499,965 × 499,965
  4. Step 4: Simplify right side
    331,717x = 249,965,001,225
  5. Step 5: Solve for x
    x = 249,965,001,225/331,717
  6. Step 6: Final answer
    x = 753,548.96

Related Problems

Find third proportional to 165,858.50 and 249,982.50
Half scale
Find third proportional to 663,434 and 999,930
Double scale
Find third proportional to 331,719 and 499,968
Similar ratio
Find third proportional to 497,575.50 and 749,947.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.