Home / 817.50-876

Finding the Third Proportional to 817.50 and 876

Calculator

Solution

The third proportional to 817.50 and 876 is: 938.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    817.50 : 876 = 876 : x
  2. Step 2: Convert to fraction form
    817.50/876 = 876/x
  3. Step 3: Cross multiply
    817.50x = 876 × 876
  4. Step 4: Simplify right side
    817.50x = 767,376
  5. Step 5: Solve for x
    x = 767,376/817.50
  6. Step 6: Final answer
    x = 938.69

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.