Home / 540.54-810.58-193.96

Finding the Fourth Proportional to 540.54, 810.58 and 193.96

Calculator

Solution

The fourth proportional to 540.54, 810.58 and 193.96 is: 290.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    540.54 : 810.58 = 193.96 : x
  2. Step 2: Convert to fraction form
    540.54/810.58 = 193.96/x
  3. Step 3: Cross multiply
    540.54x = 810.58 × 193.96
  4. Step 4: Simplify right side
    540.54x = 157,220.10
  5. Step 5: Solve for x
    x = 157,220.10/540.54
  6. Step 6: Final answer
    x = 290.86

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.