Home / 552.98-763.09-331.96

Finding the Fourth Proportional to 552.98, 763.09 and 331.96

Calculator

Solution

The fourth proportional to 552.98, 763.09 and 331.96 is: 458.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    552.98 : 763.09 = 331.96 : x
  2. Step 2: Convert to fraction form
    552.98/763.09 = 331.96/x
  3. Step 3: Cross multiply
    552.98x = 763.09 × 331.96
  4. Step 4: Simplify right side
    552.98x = 253,315.36
  5. Step 5: Solve for x
    x = 253,315.36/552.98
  6. Step 6: Final answer
    x = 458.09

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.