Home / 568-816

Finding the Third Proportional to 568 and 816

Calculator

Solution

The third proportional to 568 and 816 is: 1,172.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    568 : 816 = 816 : x
  2. Step 2: Convert to fraction form
    568/816 = 816/x
  3. Step 3: Cross multiply
    568x = 816 × 816
  4. Step 4: Simplify right side
    568x = 665,856
  5. Step 5: Solve for x
    x = 665,856/568
  6. Step 6: Final answer
    x = 1,172.28

Related Problems

Find third proportional to 284 and 408
Half scale
Find third proportional to 1,136 and 1,632
Double scale
Find third proportional to 570 and 819
Similar ratio
Find third proportional to 852 and 1,224
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.