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Finding the Fourth Proportional to 501.36, 752.20 and 295.56

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Solution

The fourth proportional to 501.36, 752.20 and 295.56 is: 443.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    501.36 : 752.20 = 295.56 : x
  2. Step 2: Convert to fraction form
    501.36/752.20 = 295.56/x
  3. Step 3: Cross multiply
    501.36x = 752.20 × 295.56
  4. Step 4: Simplify right side
    501.36x = 222,320.23
  5. Step 5: Solve for x
    x = 222,320.23/501.36
  6. Step 6: Final answer
    x = 443.43

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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.