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Finding the Fourth Proportional to 571.37, 788.52 and 350.25

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Solution

The fourth proportional to 571.37, 788.52 and 350.25 is: 483.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    571.37 : 788.52 = 350.25 : x
  2. Step 2: Convert to fraction form
    571.37/788.52 = 350.25/x
  3. Step 3: Cross multiply
    571.37x = 788.52 × 350.25
  4. Step 4: Simplify right side
    571.37x = 276,179.13
  5. Step 5: Solve for x
    x = 276,179.13/571.37
  6. Step 6: Final answer
    x = 483.37

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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.