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Finding the Fourth Proportional to 442.14, 610.25 and 368.33

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Solution

The fourth proportional to 442.14, 610.25 and 368.33 is: 508.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    442.14 : 610.25 = 368.33 : x
  2. Step 2: Convert to fraction form
    442.14/610.25 = 368.33/x
  3. Step 3: Cross multiply
    442.14x = 610.25 × 368.33
  4. Step 4: Simplify right side
    442.14x = 224,768.49
  5. Step 5: Solve for x
    x = 224,768.49/442.14
  6. Step 6: Final answer
    x = 508.36

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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.