Home / 452.81-711.28

Finding the Third Proportional to 452.81 and 711.28

Calculator

Solution

The third proportional to 452.81 and 711.28 is: 1,117.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.81 : 711.28 = 711.28 : x
  2. Step 2: Convert to fraction form
    452.81/711.28 = 711.28/x
  3. Step 3: Cross multiply
    452.81x = 711.28 × 711.28
  4. Step 4: Simplify right side
    452.81x = 505,921.02
  5. Step 5: Solve for x
    x = 505,921.02/452.81
  6. Step 6: Final answer
    x = 1,117.29

Related Problems

Find third proportional to 226.41 and 355.64
Half scale
Find third proportional to 905.63 and 1,422.56
Double scale
Find third proportional to 455 and 714
Similar ratio
Find third proportional to 679.22 and 1,066.92
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.