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Finding the Fourth Proportional to 333.90, 460.72 and 201.08

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Solution

The fourth proportional to 333.90, 460.72 and 201.08 is: 277.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.90 : 460.72 = 201.08 : x
  2. Step 2: Convert to fraction form
    333.90/460.72 = 201.08/x
  3. Step 3: Cross multiply
    333.90x = 460.72 × 201.08
  4. Step 4: Simplify right side
    333.90x = 92,641.58
  5. Step 5: Solve for x
    x = 92,641.58/333.90
  6. Step 6: Final answer
    x = 277.45

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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.