Home / 423.94-636.10-180.62

Finding the Fourth Proportional to 423.94, 636.10 and 180.62

Calculator

Solution

The fourth proportional to 423.94, 636.10 and 180.62 is: 271.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    423.94 : 636.10 = 180.62 : x
  2. Step 2: Convert to fraction form
    423.94/636.10 = 180.62/x
  3. Step 3: Cross multiply
    423.94x = 636.10 × 180.62
  4. Step 4: Simplify right side
    423.94x = 114,892.38
  5. Step 5: Solve for x
    x = 114,892.38/423.94
  6. Step 6: Final answer
    x = 271.01

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.