Home / 981.50-1,522.50

Finding the Third Proportional to 981.50 and 1,522.50

Calculator

Solution

The third proportional to 981.50 and 1,522.50 is: 2,361.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    981.50 : 1,522.50 = 1,522.50 : x
  2. Step 2: Convert to fraction form
    981.50/1,522.50 = 1,522.50/x
  3. Step 3: Cross multiply
    981.50x = 1,522.50 × 1,522.50
  4. Step 4: Simplify right side
    981.50x = 2,318,006.25
  5. Step 5: Solve for x
    x = 2,318,006.25/981.50
  6. Step 6: Final answer
    x = 2,361.70

Related Problems

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.