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Finding the Fourth Proportional to 305,467.31, 458,052.99 and 179,148.92

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Solution

The fourth proportional to 305,467.31, 458,052.99 and 179,148.92 is: 268,636.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,467.31 : 458,052.99 = 179,148.92 : x
  2. Step 2: Convert to fraction form
    305,467.31/458,052.99 = 179,148.92/x
  3. Step 3: Cross multiply
    305,467.31x = 458,052.99 × 179,148.92
  4. Step 4: Simplify right side
    305,467.31x = 82,059,696,171.01
  5. Step 5: Solve for x
    x = 82,059,696,171.01/305,467.31
  6. Step 6: Final answer
    x = 268,636.59

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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.