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Finding the Fourth Proportional to 506.54, 698.00 and 366.41

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Solution

The fourth proportional to 506.54, 698.00 and 366.41 is: 504.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    506.54 : 698.00 = 366.41 : x
  2. Step 2: Convert to fraction form
    506.54/698.00 = 366.41/x
  3. Step 3: Cross multiply
    506.54x = 698.00 × 366.41
  4. Step 4: Simplify right side
    506.54x = 255,748.86
  5. Step 5: Solve for x
    x = 255,748.86/506.54
  6. Step 6: Final answer
    x = 504.90

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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.