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Finding the Fourth Proportional to 333.38, 460.35 and 277.56

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Solution

The fourth proportional to 333.38, 460.35 and 277.56 is: 383.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.38 : 460.35 = 277.56 : x
  2. Step 2: Convert to fraction form
    333.38/460.35 = 277.56/x
  3. Step 3: Cross multiply
    333.38x = 460.35 × 277.56
  4. Step 4: Simplify right side
    333.38x = 127,774.75
  5. Step 5: Solve for x
    x = 127,774.75/333.38
  6. Step 6: Final answer
    x = 383.27

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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.