Home / 748.50-1,449.75

Finding the Third Proportional to 748.50 and 1,449.75

Calculator

Solution

The third proportional to 748.50 and 1,449.75 is: 2,807.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    748.50 : 1,449.75 = 1,449.75 : x
  2. Step 2: Convert to fraction form
    748.50/1,449.75 = 1,449.75/x
  3. Step 3: Cross multiply
    748.50x = 1,449.75 × 1,449.75
  4. Step 4: Simplify right side
    748.50x = 2,101,775.06
  5. Step 5: Solve for x
    x = 2,101,775.06/748.50
  6. Step 6: Final answer
    x = 2,807.98

Related Problems

Find third proportional to 374.25 and 724.88
Half scale
Find third proportional to 1,497 and 2,899.50
Double scale
Find third proportional to 751 and 1,454
Similar ratio
Find third proportional to 1,122.75 and 2,174.63
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.94) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.