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Finding the Fourth Proportional to 610.14, 842.04 and 348.17

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Solution

The fourth proportional to 610.14, 842.04 and 348.17 is: 480.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    610.14 : 842.04 = 348.17 : x
  2. Step 2: Convert to fraction form
    610.14/842.04 = 348.17/x
  3. Step 3: Cross multiply
    610.14x = 842.04 × 348.17
  4. Step 4: Simplify right side
    610.14x = 293,171.33
  5. Step 5: Solve for x
    x = 293,171.33/610.14
  6. Step 6: Final answer
    x = 480.50

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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.