Home / 222-423.50

Finding the Third Proportional to 222 and 423.50

Calculator

Solution

The third proportional to 222 and 423.50 is: 807.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    222 : 423.50 = 423.50 : x
  2. Step 2: Convert to fraction form
    222/423.50 = 423.50/x
  3. Step 3: Cross multiply
    222x = 423.50 × 423.50
  4. Step 4: Simplify right side
    222x = 179,352.25
  5. Step 5: Solve for x
    x = 179,352.25/222
  6. Step 6: Final answer
    x = 807.89

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.91) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.