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Finding the Fourth Proportional to 488,794.22, 674,498.83 and 273,892.77

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Solution

The fourth proportional to 488,794.22, 674,498.83 and 273,892.77 is: 377,951.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,794.22 : 674,498.83 = 273,892.77 : x
  2. Step 2: Convert to fraction form
    488,794.22/674,498.83 = 273,892.77/x
  3. Step 3: Cross multiply
    488,794.22x = 674,498.83 × 273,892.77
  4. Step 4: Simplify right side
    488,794.22x = 184,740,352,225.73
  5. Step 5: Solve for x
    x = 184,740,352,225.73/488,794.22
  6. Step 6: Final answer
    x = 377,951.18

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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.