Home / 276-492.50

Finding the Third Proportional to 276 and 492.50

Calculator

Solution

The third proportional to 276 and 492.50 is: 878.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    276 : 492.50 = 492.50 : x
  2. Step 2: Convert to fraction form
    276/492.50 = 492.50/x
  3. Step 3: Cross multiply
    276x = 492.50 × 492.50
  4. Step 4: Simplify right side
    276x = 242,556.25
  5. Step 5: Solve for x
    x = 242,556.25/276
  6. Step 6: Final answer
    x = 878.83

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.