Home / 361,689.04-499,128.42-200,544.16

Finding the Fourth Proportional to 361,689.04, 499,128.42 and 200,544.16

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Solution

The fourth proportional to 361,689.04, 499,128.42 and 200,544.16 is: 276,749.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,689.04 : 499,128.42 = 200,544.16 : x
  2. Step 2: Convert to fraction form
    361,689.04/499,128.42 = 200,544.16/x
  3. Step 3: Cross multiply
    361,689.04x = 499,128.42 × 200,544.16
  4. Step 4: Simplify right side
    361,689.04x = 100,097,289,721.03
  5. Step 5: Solve for x
    x = 100,097,289,721.03/361,689.04
  6. Step 6: Final answer
    x = 276,749.58

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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.