Home / 632-821.50

Finding the Third Proportional to 632 and 821.50

Calculator

Solution

The third proportional to 632 and 821.50 is: 1,067.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    632 : 821.50 = 821.50 : x
  2. Step 2: Convert to fraction form
    632/821.50 = 821.50/x
  3. Step 3: Cross multiply
    632x = 821.50 × 821.50
  4. Step 4: Simplify right side
    632x = 674,862.25
  5. Step 5: Solve for x
    x = 674,862.25/632
  6. Step 6: Final answer
    x = 1,067.82

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.