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Finding the Fourth Proportional to 333.94, 460.45 and 271.68

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Solution

The fourth proportional to 333.94, 460.45 and 271.68 is: 374.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.94 : 460.45 = 271.68 : x
  2. Step 2: Convert to fraction form
    333.94/460.45 = 271.68/x
  3. Step 3: Cross multiply
    333.94x = 460.45 × 271.68
  4. Step 4: Simplify right side
    333.94x = 125,095.06
  5. Step 5: Solve for x
    x = 125,095.06/333.94
  6. Step 6: Final answer
    x = 374.60

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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.