Home / 804-1,217

Finding the Third Proportional to 804 and 1,217

Calculator

Solution

The third proportional to 804 and 1,217 is: 1,842.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    804 : 1,217 = 1,217 : x
  2. Step 2: Convert to fraction form
    804/1,217 = 1,217/x
  3. Step 3: Cross multiply
    804x = 1,217 × 1,217
  4. Step 4: Simplify right side
    804x = 1,481,089
  5. Step 5: Solve for x
    x = 1,481,089/804
  6. Step 6: Final answer
    x = 1,842.15

Related Problems

Find third proportional to 402 and 608.50
Half scale
Find third proportional to 1,608 and 2,434
Double scale
Find third proportional to 806 and 1,220
Similar ratio
Find third proportional to 1,206 and 1,825.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.