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Finding the Fourth Proportional to 427.52, 589.91 and 241.02

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Solution

The fourth proportional to 427.52, 589.91 and 241.02 is: 332.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    427.52 : 589.91 = 241.02 : x
  2. Step 2: Convert to fraction form
    427.52/589.91 = 241.02/x
  3. Step 3: Cross multiply
    427.52x = 589.91 × 241.02
  4. Step 4: Simplify right side
    427.52x = 142,178.90
  5. Step 5: Solve for x
    x = 142,178.90/427.52
  6. Step 6: Final answer
    x = 332.57

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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.