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Finding the Fourth Proportional to 506.71, 761.10 and 333.62

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Solution

The fourth proportional to 506.71, 761.10 and 333.62 is: 501.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    506.71 : 761.10 = 333.62 : x
  2. Step 2: Convert to fraction form
    506.71/761.10 = 333.62/x
  3. Step 3: Cross multiply
    506.71x = 761.10 × 333.62
  4. Step 4: Simplify right side
    506.71x = 253,915.98
  5. Step 5: Solve for x
    x = 253,915.98/506.71
  6. Step 6: Final answer
    x = 501.11

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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.