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Finding the Fourth Proportional to 404.48, 610.08 and 362.24

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Solution

The fourth proportional to 404.48, 610.08 and 362.24 is: 546.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    404.48 : 610.08 = 362.24 : x
  2. Step 2: Convert to fraction form
    404.48/610.08 = 362.24/x
  3. Step 3: Cross multiply
    404.48x = 610.08 × 362.24
  4. Step 4: Simplify right side
    404.48x = 220,995.38
  5. Step 5: Solve for x
    x = 220,995.38/404.48
  6. Step 6: Final answer
    x = 546.37

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.