Home / 808.50-1,503

Finding the Third Proportional to 808.50 and 1,503

Calculator

Solution

The third proportional to 808.50 and 1,503 is: 2,794.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    808.50 : 1,503 = 1,503 : x
  2. Step 2: Convert to fraction form
    808.50/1,503 = 1,503/x
  3. Step 3: Cross multiply
    808.50x = 1,503 × 1,503
  4. Step 4: Simplify right side
    808.50x = 2,259,009
  5. Step 5: Solve for x
    x = 2,259,009/808.50
  6. Step 6: Final answer
    x = 2,794.07

Related Problems

Find third proportional to 404.25 and 751.50
Half scale
Find third proportional to 1,617 and 3,006
Double scale
Find third proportional to 811 and 1,507
Similar ratio
Find third proportional to 1,212.75 and 2,254.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.