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Finding the Fourth Proportional to 332.86, 495.07 and 325.94

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Solution

The fourth proportional to 332.86, 495.07 and 325.94 is: 484.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.86 : 495.07 = 325.94 : x
  2. Step 2: Convert to fraction form
    332.86/495.07 = 325.94/x
  3. Step 3: Cross multiply
    332.86x = 495.07 × 325.94
  4. Step 4: Simplify right side
    332.86x = 161,364.92
  5. Step 5: Solve for x
    x = 161,364.92/332.86
  6. Step 6: Final answer
    x = 484.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.