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Finding the Fourth Proportional to 582, 871.44 and 375.96

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Solution

The fourth proportional to 582, 871.44 and 375.96 is: 562.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    582 : 871.44 = 375.96 : x
  2. Step 2: Convert to fraction form
    582/871.44 = 375.96/x
  3. Step 3: Cross multiply
    582x = 871.44 × 375.96
  4. Step 4: Simplify right side
    582x = 327,626.58
  5. Step 5: Solve for x
    x = 327,626.58/582
  6. Step 6: Final answer
    x = 562.93

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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.