Home / 814.18-1,123.66-482.62

Finding the Fourth Proportional to 814.18, 1,123.66 and 482.62

Calculator

Solution

The fourth proportional to 814.18, 1,123.66 and 482.62 is: 666.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    814.18 : 1,123.66 = 482.62 : x
  2. Step 2: Convert to fraction form
    814.18/1,123.66 = 482.62/x
  3. Step 3: Cross multiply
    814.18x = 1,123.66 × 482.62
  4. Step 4: Simplify right side
    814.18x = 542,295.17
  5. Step 5: Solve for x
    x = 542,295.17/814.18
  6. Step 6: Final answer
    x = 666.07

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.