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Finding the Fourth Proportional to 501.24, 751.74 and 365.88

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Solution

The fourth proportional to 501.24, 751.74 and 365.88 is: 548.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    501.24 : 751.74 = 365.88 : x
  2. Step 2: Convert to fraction form
    501.24/751.74 = 365.88/x
  3. Step 3: Cross multiply
    501.24x = 751.74 × 365.88
  4. Step 4: Simplify right side
    501.24x = 275,046.63
  5. Step 5: Solve for x
    x = 275,046.63/501.24
  6. Step 6: Final answer
    x = 548.73

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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.