Home / 323.75-531.75

Finding the Third Proportional to 323.75 and 531.75

Calculator

Solution

The third proportional to 323.75 and 531.75 is: 873.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    323.75 : 531.75 = 531.75 : x
  2. Step 2: Convert to fraction form
    323.75/531.75 = 531.75/x
  3. Step 3: Cross multiply
    323.75x = 531.75 × 531.75
  4. Step 4: Simplify right side
    323.75x = 282,758.06
  5. Step 5: Solve for x
    x = 282,758.06/323.75
  6. Step 6: Final answer
    x = 873.38

Related Problems

Find third proportional to 161.88 and 265.88
Half scale
Find third proportional to 647.50 and 1,063.50
Double scale
Find third proportional to 326 and 535
Similar ratio
Find third proportional to 485.63 and 797.63
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.