Home / 676.64-1,014.77-260.08

Finding the Fourth Proportional to 676.64, 1,014.77 and 260.08

Calculator

Solution

The fourth proportional to 676.64, 1,014.77 and 260.08 is: 390.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    676.64 : 1,014.77 = 260.08 : x
  2. Step 2: Convert to fraction form
    676.64/1,014.77 = 260.08/x
  3. Step 3: Cross multiply
    676.64x = 1,014.77 × 260.08
  4. Step 4: Simplify right side
    676.64x = 263,919.49
  5. Step 5: Solve for x
    x = 263,919.49/676.64
  6. Step 6: Final answer
    x = 390.04

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.