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Finding the Fourth Proportional to 301,079.63, 451,620.24 and 101,540.18

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Solution

The fourth proportional to 301,079.63, 451,620.24 and 101,540.18 is: 152,310.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,079.63 : 451,620.24 = 101,540.18 : x
  2. Step 2: Convert to fraction form
    301,079.63/451,620.24 = 101,540.18/x
  3. Step 3: Cross multiply
    301,079.63x = 451,620.24 × 101,540.18
  4. Step 4: Simplify right side
    301,079.63x = 45,857,599,953.54
  5. Step 5: Solve for x
    x = 45,857,599,953.54/301,079.63
  6. Step 6: Final answer
    x = 152,310.54

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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.