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Finding the Fourth Proportional to 301,576.10, 451,708.05 and 183,040.70

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Solution

The fourth proportional to 301,576.10, 451,708.05 and 183,040.70 is: 274,162.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,576.10 : 451,708.05 = 183,040.70 : x
  2. Step 2: Convert to fraction form
    301,576.10/451,708.05 = 183,040.70/x
  3. Step 3: Cross multiply
    301,576.10x = 451,708.05 × 183,040.70
  4. Step 4: Simplify right side
    301,576.10x = 82,680,957,667.64
  5. Step 5: Solve for x
    x = 82,680,957,667.64/301,576.10
  6. Step 6: Final answer
    x = 274,162.83

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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.