Home / 511.65-767.27-186.84

Finding the Fourth Proportional to 511.65, 767.27 and 186.84

Calculator

Solution

The fourth proportional to 511.65, 767.27 and 186.84 is: 280.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    511.65 : 767.27 = 186.84 : x
  2. Step 2: Convert to fraction form
    511.65/767.27 = 186.84/x
  3. Step 3: Cross multiply
    511.65x = 767.27 × 186.84
  4. Step 4: Simplify right side
    511.65x = 143,357.19
  5. Step 5: Solve for x
    x = 143,357.19/511.65
  6. Step 6: Final answer
    x = 280.19

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.