Home / 533.25-811.50

Finding the Third Proportional to 533.25 and 811.50

Calculator

Solution

The third proportional to 533.25 and 811.50 is: 1,234.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.25 : 811.50 = 811.50 : x
  2. Step 2: Convert to fraction form
    533.25/811.50 = 811.50/x
  3. Step 3: Cross multiply
    533.25x = 811.50 × 811.50
  4. Step 4: Simplify right side
    533.25x = 658,532.25
  5. Step 5: Solve for x
    x = 658,532.25/533.25
  6. Step 6: Final answer
    x = 1,234.94

Related Problems

Find third proportional to 266.63 and 405.75
Half scale
Find third proportional to 1,066.50 and 1,623
Double scale
Find third proportional to 535 and 815
Similar ratio
Find third proportional to 799.88 and 1,217.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.