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Finding the Fourth Proportional to 448,408.08, 672,644.92 and 182,173.64

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Solution

The fourth proportional to 448,408.08, 672,644.92 and 182,173.64 is: 273,273.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,408.08 : 672,644.92 = 182,173.64 : x
  2. Step 2: Convert to fraction form
    448,408.08/672,644.92 = 182,173.64/x
  3. Step 3: Cross multiply
    448,408.08x = 672,644.92 × 182,173.64
  4. Step 4: Simplify right side
    448,408.08x = 122,538,173,503.91
  5. Step 5: Solve for x
    x = 122,538,173,503.91/448,408.08
  6. Step 6: Final answer
    x = 273,273.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.