Home / 416.98-575.46-239.98

Finding the Fourth Proportional to 416.98, 575.46 and 239.98

Calculator

Solution

The fourth proportional to 416.98, 575.46 and 239.98 is: 331.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    416.98 : 575.46 = 239.98 : x
  2. Step 2: Convert to fraction form
    416.98/575.46 = 239.98/x
  3. Step 3: Cross multiply
    416.98x = 575.46 × 239.98
  4. Step 4: Simplify right side
    416.98x = 138,098.89
  5. Step 5: Solve for x
    x = 138,098.89/416.98
  6. Step 6: Final answer
    x = 331.19

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.