Home / 361,838.04-499,009.80-225,884.52

Finding the Fourth Proportional to 361,838.04, 499,009.80 and 225,884.52

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Solution

The fourth proportional to 361,838.04, 499,009.80 and 225,884.52 is: 311,516.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,838.04 : 499,009.80 = 225,884.52 : x
  2. Step 2: Convert to fraction form
    361,838.04/499,009.80 = 225,884.52/x
  3. Step 3: Cross multiply
    361,838.04x = 499,009.80 × 225,884.52
  4. Step 4: Simplify right side
    361,838.04x = 112,718,589,148.30
  5. Step 5: Solve for x
    x = 112,718,589,148.30/361,838.04
  6. Step 6: Final answer
    x = 311,516.69

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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.