Home / 283.96-392-173.49

Finding the Fourth Proportional to 283.96, 392 and 173.49

Calculator

Solution

The fourth proportional to 283.96, 392 and 173.49 is: 239.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    283.96 : 392 = 173.49 : x
  2. Step 2: Convert to fraction form
    283.96/392 = 173.49/x
  3. Step 3: Cross multiply
    283.96x = 392 × 173.49
  4. Step 4: Simplify right side
    283.96x = 68,008.08
  5. Step 5: Solve for x
    x = 68,008.08/283.96
  6. Step 6: Final answer
    x = 239.50

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.