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Finding the Fourth Proportional to 448,305.44, 672,516.41 and 182,074.64

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Solution

The fourth proportional to 448,305.44, 672,516.41 and 182,074.64 is: 273,135.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,305.44 : 672,516.41 = 182,074.64 : x
  2. Step 2: Convert to fraction form
    448,305.44/672,516.41 = 182,074.64/x
  3. Step 3: Cross multiply
    448,305.44x = 672,516.41 × 182,074.64
  4. Step 4: Simplify right side
    448,305.44x = 122,448,178,971.89
  5. Step 5: Solve for x
    x = 122,448,178,971.89/448,305.44
  6. Step 6: Final answer
    x = 273,135.61

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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.