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Finding the Fourth Proportional to 501.36, 751.52 and 295.76

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Solution

The fourth proportional to 501.36, 751.52 and 295.76 is: 443.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    501.36 : 751.52 = 295.76 : x
  2. Step 2: Convert to fraction form
    501.36/751.52 = 295.76/x
  3. Step 3: Cross multiply
    501.36x = 751.52 × 295.76
  4. Step 4: Simplify right side
    501.36x = 222,269.56
  5. Step 5: Solve for x
    x = 222,269.56/501.36
  6. Step 6: Final answer
    x = 443.33

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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.