Home / 465.75-648

Finding the Third Proportional to 465.75 and 648

Calculator

Solution

The third proportional to 465.75 and 648 is: 901.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    465.75 : 648 = 648 : x
  2. Step 2: Convert to fraction form
    465.75/648 = 648/x
  3. Step 3: Cross multiply
    465.75x = 648 × 648
  4. Step 4: Simplify right side
    465.75x = 419,904
  5. Step 5: Solve for x
    x = 419,904/465.75
  6. Step 6: Final answer
    x = 901.57

Related Problems

Find third proportional to 232.88 and 324
Half scale
Find third proportional to 931.50 and 1,296
Double scale
Find third proportional to 468 and 651
Similar ratio
Find third proportional to 698.63 and 972
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.