Home / 310-788

Finding the Third Proportional to 310 and 788

Calculator

Solution

The third proportional to 310 and 788 is: 2,003.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    310 : 788 = 788 : x
  2. Step 2: Convert to fraction form
    310/788 = 788/x
  3. Step 3: Cross multiply
    310x = 788 × 788
  4. Step 4: Simplify right side
    310x = 620,944
  5. Step 5: Solve for x
    x = 620,944/310
  6. Step 6: Final answer
    x = 2,003.05

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.