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Finding the Fourth Proportional to 583.98, 806.06 and 348.10

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Solution

The fourth proportional to 583.98, 806.06 and 348.10 is: 480.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.98 : 806.06 = 348.10 : x
  2. Step 2: Convert to fraction form
    583.98/806.06 = 348.10/x
  3. Step 3: Cross multiply
    583.98x = 806.06 × 348.10
  4. Step 4: Simplify right side
    583.98x = 280,589.49
  5. Step 5: Solve for x
    x = 280,589.49/583.98
  6. Step 6: Final answer
    x = 480.48

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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.