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Finding the Fourth Proportional to 331,873.34, 458,024.49 and 188,654.94

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Solution

The fourth proportional to 331,873.34, 458,024.49 and 188,654.94 is: 260,366.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,873.34 : 458,024.49 = 188,654.94 : x
  2. Step 2: Convert to fraction form
    331,873.34/458,024.49 = 188,654.94/x
  3. Step 3: Cross multiply
    331,873.34x = 458,024.49 × 188,654.94
  4. Step 4: Simplify right side
    331,873.34x = 86,408,582,679.48
  5. Step 5: Solve for x
    x = 86,408,582,679.48/331,873.34
  6. Step 6: Final answer
    x = 260,366.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.