Home / 353,326.05-487,382.39-222,295.38

Finding the Fourth Proportional to 353,326.05, 487,382.39 and 222,295.38

Calculator

Solution

The fourth proportional to 353,326.05, 487,382.39 and 222,295.38 is: 306,637.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,326.05 : 487,382.39 = 222,295.38 : x
  2. Step 2: Convert to fraction form
    353,326.05/487,382.39 = 222,295.38/x
  3. Step 3: Cross multiply
    353,326.05x = 487,382.39 × 222,295.38
  4. Step 4: Simplify right side
    353,326.05x = 108,342,852,478.88
  5. Step 5: Solve for x
    x = 108,342,852,478.88/353,326.05
  6. Step 6: Final answer
    x = 306,637.04

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.