Home / 553.40-829.91-224.25

Finding the Fourth Proportional to 553.40, 829.91 and 224.25

Calculator

Solution

The fourth proportional to 553.40, 829.91 and 224.25 is: 336.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    553.40 : 829.91 = 224.25 : x
  2. Step 2: Convert to fraction form
    553.40/829.91 = 224.25/x
  3. Step 3: Cross multiply
    553.40x = 829.91 × 224.25
  4. Step 4: Simplify right side
    553.40x = 186,107.32
  5. Step 5: Solve for x
    x = 186,107.32/553.40
  6. Step 6: Final answer
    x = 336.30

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.