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Finding the Fourth Proportional to 488,273.27, 673,818.14 and 273,412.67

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Solution

The fourth proportional to 488,273.27, 673,818.14 and 273,412.67 is: 377,310.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,273.27 : 673,818.14 = 273,412.67 : x
  2. Step 2: Convert to fraction form
    488,273.27/673,818.14 = 273,412.67/x
  3. Step 3: Cross multiply
    488,273.27x = 673,818.14 × 273,412.67
  4. Step 4: Simplify right side
    488,273.27x = 184,230,414,066.28
  5. Step 5: Solve for x
    x = 184,230,414,066.28/488,273.27
  6. Step 6: Final answer
    x = 377,310.06

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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.