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Finding the Fourth Proportional to 584.53, 806.63 and 322.52

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Solution

The fourth proportional to 584.53, 806.63 and 322.52 is: 445.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.53 : 806.63 = 322.52 : x
  2. Step 2: Convert to fraction form
    584.53/806.63 = 322.52/x
  3. Step 3: Cross multiply
    584.53x = 806.63 × 322.52
  4. Step 4: Simplify right side
    584.53x = 260,148.66
  5. Step 5: Solve for x
    x = 260,148.66/584.53
  6. Step 6: Final answer
    x = 445.06

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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.