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Finding the Fourth Proportional to 556,067.67, 834,105.90 and 364,103.85

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Solution

The fourth proportional to 556,067.67, 834,105.90 and 364,103.85 is: 546,158.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,067.67 : 834,105.90 = 364,103.85 : x
  2. Step 2: Convert to fraction form
    556,067.67/834,105.90 = 364,103.85/x
  3. Step 3: Cross multiply
    556,067.67x = 834,105.90 × 364,103.85
  4. Step 4: Simplify right side
    556,067.67x = 303,701,169,497.72
  5. Step 5: Solve for x
    x = 303,701,169,497.72/556,067.67
  6. Step 6: Final answer
    x = 546,158.65

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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.