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Finding the Fourth Proportional to 367,067.90, 550,601.85 and 353,071.10

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Solution

The fourth proportional to 367,067.90, 550,601.85 and 353,071.10 is: 529,606.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,067.90 : 550,601.85 = 353,071.10 : x
  2. Step 2: Convert to fraction form
    367,067.90/550,601.85 = 353,071.10/x
  3. Step 3: Cross multiply
    367,067.90x = 550,601.85 × 353,071.10
  4. Step 4: Simplify right side
    367,067.90x = 194,401,600,841.54
  5. Step 5: Solve for x
    x = 194,401,600,841.54/367,067.90
  6. Step 6: Final answer
    x = 529,606.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.