Home / 291.60-436.84-162.96

Finding the Fourth Proportional to 291.60, 436.84 and 162.96

Calculator

Solution

The fourth proportional to 291.60, 436.84 and 162.96 is: 244.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    291.60 : 436.84 = 162.96 : x
  2. Step 2: Convert to fraction form
    291.60/436.84 = 162.96/x
  3. Step 3: Cross multiply
    291.60x = 436.84 × 162.96
  4. Step 4: Simplify right side
    291.60x = 71,187.45
  5. Step 5: Solve for x
    x = 71,187.45/291.60
  6. Step 6: Final answer
    x = 244.13

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.