Home / 304,625.56-420,383.20-170,489.56

Finding the Fourth Proportional to 304,625.56, 420,383.20 and 170,489.56

Calculator

Solution

The fourth proportional to 304,625.56, 420,383.20 and 170,489.56 is: 235,275.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,625.56 : 420,383.20 = 170,489.56 : x
  2. Step 2: Convert to fraction form
    304,625.56/420,383.20 = 170,489.56/x
  3. Step 3: Cross multiply
    304,625.56x = 420,383.20 × 170,489.56
  4. Step 4: Simplify right side
    304,625.56x = 71,670,946,799.39
  5. Step 5: Solve for x
    x = 71,670,946,799.39/304,625.56
  6. Step 6: Final answer
    x = 235,275.55

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.