Home / 409.48-565.07-234.86

Finding the Fourth Proportional to 409.48, 565.07 and 234.86

Calculator

Solution

The fourth proportional to 409.48, 565.07 and 234.86 is: 324.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    409.48 : 565.07 = 234.86 : x
  2. Step 2: Convert to fraction form
    409.48/565.07 = 234.86/x
  3. Step 3: Cross multiply
    409.48x = 565.07 × 234.86
  4. Step 4: Simplify right side
    409.48x = 132,712.34
  5. Step 5: Solve for x
    x = 132,712.34/409.48
  6. Step 6: Final answer
    x = 324.10

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.