Home / 353,750.24-488,150.66-200,791.56

Finding the Fourth Proportional to 353,750.24, 488,150.66 and 200,791.56

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Solution

The fourth proportional to 353,750.24, 488,150.66 and 200,791.56 is: 277,078.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,750.24 : 488,150.66 = 200,791.56 : x
  2. Step 2: Convert to fraction form
    353,750.24/488,150.66 = 200,791.56/x
  3. Step 3: Cross multiply
    353,750.24x = 488,150.66 × 200,791.56
  4. Step 4: Simplify right side
    353,750.24x = 98,016,532,536.43
  5. Step 5: Solve for x
    x = 98,016,532,536.43/353,750.24
  6. Step 6: Final answer
    x = 277,078.35

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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.