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Finding the Fourth Proportional to 506.44, 699.08 and 359.32

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Solution

The fourth proportional to 506.44, 699.08 and 359.32 is: 496.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    506.44 : 699.08 = 359.32 : x
  2. Step 2: Convert to fraction form
    506.44/699.08 = 359.32/x
  3. Step 3: Cross multiply
    506.44x = 699.08 × 359.32
  4. Step 4: Simplify right side
    506.44x = 251,193.43
  5. Step 5: Solve for x
    x = 251,193.43/506.44
  6. Step 6: Final answer
    x = 496.00

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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.