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Finding the Fourth Proportional to 488,082.44, 673,567.84 and 273,221.22

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Solution

The fourth proportional to 488,082.44, 673,567.84 and 273,221.22 is: 377,053.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,082.44 : 673,567.84 = 273,221.22 : x
  2. Step 2: Convert to fraction form
    488,082.44/673,567.84 = 273,221.22/x
  3. Step 3: Cross multiply
    488,082.44x = 673,567.84 × 273,221.22
  4. Step 4: Simplify right side
    488,082.44x = 184,033,026,997.57
  5. Step 5: Solve for x
    x = 184,033,026,997.57/488,082.44
  6. Step 6: Final answer
    x = 377,053.16

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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.