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Finding the Fourth Proportional to 588.65, 882.80 and 203.81

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Solution

The fourth proportional to 588.65, 882.80 and 203.81 is: 305.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.65 : 882.80 = 203.81 : x
  2. Step 2: Convert to fraction form
    588.65/882.80 = 203.81/x
  3. Step 3: Cross multiply
    588.65x = 882.80 × 203.81
  4. Step 4: Simplify right side
    588.65x = 179,924.66
  5. Step 5: Solve for x
    x = 179,924.66/588.65
  6. Step 6: Final answer
    x = 305.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.