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Finding the Fourth Proportional to 305.86, 458.94 and 184.36

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Solution

The fourth proportional to 305.86, 458.94 and 184.36 is: 276.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    305.86 : 458.94 = 184.36 : x
  2. Step 2: Convert to fraction form
    305.86/458.94 = 184.36/x
  3. Step 3: Cross multiply
    305.86x = 458.94 × 184.36
  4. Step 4: Simplify right side
    305.86x = 84,610.18
  5. Step 5: Solve for x
    x = 84,610.18/305.86
  6. Step 6: Final answer
    x = 276.63

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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.