Home / 644-975

Finding the Third Proportional to 644 and 975

Calculator

Solution

The third proportional to 644 and 975 is: 1,476.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    644 : 975 = 975 : x
  2. Step 2: Convert to fraction form
    644/975 = 975/x
  3. Step 3: Cross multiply
    644x = 975 × 975
  4. Step 4: Simplify right side
    644x = 950,625
  5. Step 5: Solve for x
    x = 950,625/644
  6. Step 6: Final answer
    x = 1,476.13

Related Problems

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.