Home / 360,574-778,268

Finding the Third Proportional to 360,574 and 778,268

Calculator

Solution

The third proportional to 360,574 and 778,268 is: 1,679,824.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,574 : 778,268 = 778,268 : x
  2. Step 2: Convert to fraction form
    360,574/778,268 = 778,268/x
  3. Step 3: Cross multiply
    360,574x = 778,268 × 778,268
  4. Step 4: Simplify right side
    360,574x = 605,701,079,824
  5. Step 5: Solve for x
    x = 605,701,079,824/360,574
  6. Step 6: Final answer
    x = 1,679,824.61

Related Problems

Find third proportional to 180,287 and 389,134
Half scale
Find third proportional to 721,148 and 1,556,536
Double scale
Find third proportional to 360,576 and 778,272
Similar ratio
Find third proportional to 540,861 and 1,167,402
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.