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Finding the Fourth Proportional to 351.94, 527.91 and 334.66

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Solution

The fourth proportional to 351.94, 527.91 and 334.66 is: 501.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    351.94 : 527.91 = 334.66 : x
  2. Step 2: Convert to fraction form
    351.94/527.91 = 334.66/x
  3. Step 3: Cross multiply
    351.94x = 527.91 × 334.66
  4. Step 4: Simplify right side
    351.94x = 176,670.36
  5. Step 5: Solve for x
    x = 176,670.36/351.94
  6. Step 6: Final answer
    x = 501.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.