Home / 576.75-860.38

Finding the Third Proportional to 576.75 and 860.38

Calculator

Solution

The third proportional to 576.75 and 860.38 is: 1,283.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.75 : 860.38 = 860.38 : x
  2. Step 2: Convert to fraction form
    576.75/860.38 = 860.38/x
  3. Step 3: Cross multiply
    576.75x = 860.38 × 860.38
  4. Step 4: Simplify right side
    576.75x = 740,245.14
  5. Step 5: Solve for x
    x = 740,245.14/576.75
  6. Step 6: Final answer
    x = 1,283.48

Related Problems

Find third proportional to 288.38 and 430.19
Half scale
Find third proportional to 1,153.50 and 1,720.75
Double scale
Find third proportional to 579 and 863
Similar ratio
Find third proportional to 865.13 and 1,290.56
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.