Home / 383.66-529.05-252.50

Finding the Fourth Proportional to 383.66, 529.05 and 252.50

Calculator

Solution

The fourth proportional to 383.66, 529.05 and 252.50 is: 348.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    383.66 : 529.05 = 252.50 : x
  2. Step 2: Convert to fraction form
    383.66/529.05 = 252.50/x
  3. Step 3: Cross multiply
    383.66x = 529.05 × 252.50
  4. Step 4: Simplify right side
    383.66x = 133,585.13
  5. Step 5: Solve for x
    x = 133,585.13/383.66
  6. Step 6: Final answer
    x = 348.19

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.