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Finding the Fourth Proportional to 573.84, 791.82 and 325.17

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Solution

The fourth proportional to 573.84, 791.82 and 325.17 is: 448.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.84 : 791.82 = 325.17 : x
  2. Step 2: Convert to fraction form
    573.84/791.82 = 325.17/x
  3. Step 3: Cross multiply
    573.84x = 791.82 × 325.17
  4. Step 4: Simplify right side
    573.84x = 257,476.11
  5. Step 5: Solve for x
    x = 257,476.11/573.84
  6. Step 6: Final answer
    x = 448.69

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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.