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Finding the Fourth Proportional to 333.50, 460.31 and 202.59

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Solution

The fourth proportional to 333.50, 460.31 and 202.59 is: 279.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.50 : 460.31 = 202.59 : x
  2. Step 2: Convert to fraction form
    333.50/460.31 = 202.59/x
  3. Step 3: Cross multiply
    333.50x = 460.31 × 202.59
  4. Step 4: Simplify right side
    333.50x = 93,253.19
  5. Step 5: Solve for x
    x = 93,253.19/333.50
  6. Step 6: Final answer
    x = 279.62

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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.