Home / 601.50-816.75

Finding the Third Proportional to 601.50 and 816.75

Calculator

Solution

The third proportional to 601.50 and 816.75 is: 1,109.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.50 : 816.75 = 816.75 : x
  2. Step 2: Convert to fraction form
    601.50/816.75 = 816.75/x
  3. Step 3: Cross multiply
    601.50x = 816.75 × 816.75
  4. Step 4: Simplify right side
    601.50x = 667,080.56
  5. Step 5: Solve for x
    x = 667,080.56/601.50
  6. Step 6: Final answer
    x = 1,109.03

Related Problems

Find third proportional to 300.75 and 408.38
Half scale
Find third proportional to 1,203 and 1,633.50
Double scale
Find third proportional to 604 and 819
Similar ratio
Find third proportional to 902.25 and 1,225.13
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.