Home / 547.56-821.16-222.84

Finding the Fourth Proportional to 547.56, 821.16 and 222.84

Calculator

Solution

The fourth proportional to 547.56, 821.16 and 222.84 is: 334.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    547.56 : 821.16 = 222.84 : x
  2. Step 2: Convert to fraction form
    547.56/821.16 = 222.84/x
  3. Step 3: Cross multiply
    547.56x = 821.16 × 222.84
  4. Step 4: Simplify right side
    547.56x = 182,987.29
  5. Step 5: Solve for x
    x = 182,987.29/547.56
  6. Step 6: Final answer
    x = 334.19

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.