Home / 542.81-814.13-177.59

Finding the Fourth Proportional to 542.81, 814.13 and 177.59

Calculator

Solution

The fourth proportional to 542.81, 814.13 and 177.59 is: 266.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    542.81 : 814.13 = 177.59 : x
  2. Step 2: Convert to fraction form
    542.81/814.13 = 177.59/x
  3. Step 3: Cross multiply
    542.81x = 814.13 × 177.59
  4. Step 4: Simplify right side
    542.81x = 144,576.39
  5. Step 5: Solve for x
    x = 144,576.39/542.81
  6. Step 6: Final answer
    x = 266.35

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.