Home / 562.50-663

Finding the Third Proportional to 562.50 and 663

Calculator

Solution

The third proportional to 562.50 and 663 is: 781.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.50 : 663 = 663 : x
  2. Step 2: Convert to fraction form
    562.50/663 = 663/x
  3. Step 3: Cross multiply
    562.50x = 663 × 663
  4. Step 4: Simplify right side
    562.50x = 439,569
  5. Step 5: Solve for x
    x = 439,569/562.50
  6. Step 6: Final answer
    x = 781.46

Related Problems

Find third proportional to 281.25 and 331.50
Half scale
Find third proportional to 1,125 and 1,326
Double scale
Find third proportional to 565 and 665
Similar ratio
Find third proportional to 843.75 and 994.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.