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Finding the Fourth Proportional to 488,102.83, 673,576.76 and 273,244.66

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Solution

The fourth proportional to 488,102.83, 673,576.76 and 273,244.66 is: 377,074.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,102.83 : 673,576.76 = 273,244.66 : x
  2. Step 2: Convert to fraction form
    488,102.83/673,576.76 = 273,244.66/x
  3. Step 3: Cross multiply
    488,102.83x = 673,576.76 × 273,244.66
  4. Step 4: Simplify right side
    488,102.83x = 184,051,251,769.27
  5. Step 5: Solve for x
    x = 184,051,251,769.27/488,102.83
  6. Step 6: Final answer
    x = 377,074.75

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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.