Home / 576.50-939

Finding the Third Proportional to 576.50 and 939

Calculator

Solution

The third proportional to 576.50 and 939 is: 1,529.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.50 : 939 = 939 : x
  2. Step 2: Convert to fraction form
    576.50/939 = 939/x
  3. Step 3: Cross multiply
    576.50x = 939 × 939
  4. Step 4: Simplify right side
    576.50x = 881,721
  5. Step 5: Solve for x
    x = 881,721/576.50
  6. Step 6: Final answer
    x = 1,529.44

Related Problems

Find third proportional to 288.25 and 469.50
Half scale
Find third proportional to 1,153 and 1,878
Double scale
Find third proportional to 579 and 942
Similar ratio
Find third proportional to 864.75 and 1,408.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.