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Finding the Fourth Proportional to 371.59, 554.38 and 332.64

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Solution

The fourth proportional to 371.59, 554.38 and 332.64 is: 496.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    371.59 : 554.38 = 332.64 : x
  2. Step 2: Convert to fraction form
    371.59/554.38 = 332.64/x
  3. Step 3: Cross multiply
    371.59x = 554.38 × 332.64
  4. Step 4: Simplify right side
    371.59x = 184,408.13
  5. Step 5: Solve for x
    x = 184,408.13/371.59
  6. Step 6: Final answer
    x = 496.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.