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Finding the Fourth Proportional to 332.29, 458.62 and 276.94

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Solution

The fourth proportional to 332.29, 458.62 and 276.94 is: 382.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.29 : 458.62 = 276.94 : x
  2. Step 2: Convert to fraction form
    332.29/458.62 = 276.94/x
  3. Step 3: Cross multiply
    332.29x = 458.62 × 276.94
  4. Step 4: Simplify right side
    332.29x = 127,008.84
  5. Step 5: Solve for x
    x = 127,008.84/332.29
  6. Step 6: Final answer
    x = 382.22

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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.