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Finding the Fourth Proportional to 585.53, 808 and 323.52

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Solution

The fourth proportional to 585.53, 808 and 323.52 is: 446.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    585.53 : 808 = 323.52 : x
  2. Step 2: Convert to fraction form
    585.53/808 = 323.52/x
  3. Step 3: Cross multiply
    585.53x = 808 × 323.52
  4. Step 4: Simplify right side
    585.53x = 261,404.16
  5. Step 5: Solve for x
    x = 261,404.16/585.53
  6. Step 6: Final answer
    x = 446.44

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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.