Home / 370.75-711.50

Finding the Third Proportional to 370.75 and 711.50

Calculator

Solution

The third proportional to 370.75 and 711.50 is: 1,365.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    370.75 : 711.50 = 711.50 : x
  2. Step 2: Convert to fraction form
    370.75/711.50 = 711.50/x
  3. Step 3: Cross multiply
    370.75x = 711.50 × 711.50
  4. Step 4: Simplify right side
    370.75x = 506,232.25
  5. Step 5: Solve for x
    x = 506,232.25/370.75
  6. Step 6: Final answer
    x = 1,365.43

Related Problems

Find third proportional to 185.38 and 355.75
Half scale
Find third proportional to 741.50 and 1,423
Double scale
Find third proportional to 373 and 715
Similar ratio
Find third proportional to 556.13 and 1,067.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.92) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.