Home / 731.25-1,015.75

Finding the Third Proportional to 731.25 and 1,015.75

Calculator

Solution

The third proportional to 731.25 and 1,015.75 is: 1,410.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    731.25 : 1,015.75 = 1,015.75 : x
  2. Step 2: Convert to fraction form
    731.25/1,015.75 = 1,015.75/x
  3. Step 3: Cross multiply
    731.25x = 1,015.75 × 1,015.75
  4. Step 4: Simplify right side
    731.25x = 1,031,748.06
  5. Step 5: Solve for x
    x = 1,031,748.06/731.25
  6. Step 6: Final answer
    x = 1,410.94

Related Problems

Find third proportional to 365.63 and 507.88
Half scale
Find third proportional to 1,462.50 and 2,031.50
Double scale
Find third proportional to 733 and 1,019
Similar ratio
Find third proportional to 1,096.88 and 1,523.63
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.