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Finding the Fourth Proportional to 488,274.27, 673,819.52 and 273,413.67

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Solution

The fourth proportional to 488,274.27, 673,819.52 and 273,413.67 is: 377,311.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,274.27 : 673,819.52 = 273,413.67 : x
  2. Step 2: Convert to fraction form
    488,274.27/673,819.52 = 273,413.67/x
  3. Step 3: Cross multiply
    488,274.27x = 673,819.52 × 273,413.67
  4. Step 4: Simplify right side
    488,274.27x = 184,231,467,880.84
  5. Step 5: Solve for x
    x = 184,231,467,880.84/488,274.27
  6. Step 6: Final answer
    x = 377,311.44

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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.