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Finding the Fourth Proportional to 610.37, 842.33 and 348.41

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Solution

The fourth proportional to 610.37, 842.33 and 348.41 is: 480.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    610.37 : 842.33 = 348.41 : x
  2. Step 2: Convert to fraction form
    610.37/842.33 = 348.41/x
  3. Step 3: Cross multiply
    610.37x = 842.33 × 348.41
  4. Step 4: Simplify right side
    610.37x = 293,476.20
  5. Step 5: Solve for x
    x = 293,476.20/610.37
  6. Step 6: Final answer
    x = 480.82

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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.