Home / 447.06-670.86-264.90

Finding the Fourth Proportional to 447.06, 670.86 and 264.90

Calculator

Solution

The fourth proportional to 447.06, 670.86 and 264.90 is: 397.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    447.06 : 670.86 = 264.90 : x
  2. Step 2: Convert to fraction form
    447.06/670.86 = 264.90/x
  3. Step 3: Cross multiply
    447.06x = 670.86 × 264.90
  4. Step 4: Simplify right side
    447.06x = 177,710.81
  5. Step 5: Solve for x
    x = 177,710.81/447.06
  6. Step 6: Final answer
    x = 397.51

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.