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Finding the Fourth Proportional to 333.35, 460.16 and 208.98

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Solution

The fourth proportional to 333.35, 460.16 and 208.98 is: 288.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.35 : 460.16 = 208.98 : x
  2. Step 2: Convert to fraction form
    333.35/460.16 = 208.98/x
  3. Step 3: Cross multiply
    333.35x = 460.16 × 208.98
  4. Step 4: Simplify right side
    333.35x = 96,163.98
  5. Step 5: Solve for x
    x = 96,163.98/333.35
  6. Step 6: Final answer
    x = 288.48

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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.