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Finding the Fourth Proportional to 332.39, 458.69 and 185.01

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Solution

The fourth proportional to 332.39, 458.69 and 185.01 is: 255.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.39 : 458.69 = 185.01 : x
  2. Step 2: Convert to fraction form
    332.39/458.69 = 185.01/x
  3. Step 3: Cross multiply
    332.39x = 458.69 × 185.01
  4. Step 4: Simplify right side
    332.39x = 84,861.31
  5. Step 5: Solve for x
    x = 84,861.31/332.39
  6. Step 6: Final answer
    x = 255.31

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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.