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Finding the Fourth Proportional to 506.23, 758.54 and 368.64

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Solution

The fourth proportional to 506.23, 758.54 and 368.64 is: 552.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    506.23 : 758.54 = 368.64 : x
  2. Step 2: Convert to fraction form
    506.23/758.54 = 368.64/x
  3. Step 3: Cross multiply
    506.23x = 758.54 × 368.64
  4. Step 4: Simplify right side
    506.23x = 279,629.11
  5. Step 5: Solve for x
    x = 279,629.11/506.23
  6. Step 6: Final answer
    x = 552.38

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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.