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Finding the Fourth Proportional to 625,093.30, 937,277.79 and 550,363.60

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Solution

The fourth proportional to 625,093.30, 937,277.79 and 550,363.60 is: 825,226.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,093.30 : 937,277.79 = 550,363.60 : x
  2. Step 2: Convert to fraction form
    625,093.30/937,277.79 = 550,363.60/x
  3. Step 3: Cross multiply
    625,093.30x = 937,277.79 × 550,363.60
  4. Step 4: Simplify right side
    625,093.30x = 515,843,578,704.44
  5. Step 5: Solve for x
    x = 515,843,578,704.44/625,093.30
  6. Step 6: Final answer
    x = 825,226.54

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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.