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Finding the Fourth Proportional to 367,035.47, 550,375.19 and 215,282.13

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Solution

The fourth proportional to 367,035.47, 550,375.19 and 215,282.13 is: 322,818.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,035.47 : 550,375.19 = 215,282.13 : x
  2. Step 2: Convert to fraction form
    367,035.47/550,375.19 = 215,282.13/x
  3. Step 3: Cross multiply
    367,035.47x = 550,375.19 × 215,282.13
  4. Step 4: Simplify right side
    367,035.47x = 118,485,941,676.65
  5. Step 5: Solve for x
    x = 118,485,941,676.65/367,035.47
  6. Step 6: Final answer
    x = 322,818.78

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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.