Home / 349.67-482.69-316.33

Finding the Fourth Proportional to 349.67, 482.69 and 316.33

Calculator

Solution

The fourth proportional to 349.67, 482.69 and 316.33 is: 436.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    349.67 : 482.69 = 316.33 : x
  2. Step 2: Convert to fraction form
    349.67/482.69 = 316.33/x
  3. Step 3: Cross multiply
    349.67x = 482.69 × 316.33
  4. Step 4: Simplify right side
    349.67x = 152,688.91
  5. Step 5: Solve for x
    x = 152,688.91/349.67
  6. Step 6: Final answer
    x = 436.66

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.