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Finding the Fourth Proportional to 553.69, 833.83 and 482.41

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Solution

The fourth proportional to 553.69, 833.83 and 482.41 is: 726.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    553.69 : 833.83 = 482.41 : x
  2. Step 2: Convert to fraction form
    553.69/833.83 = 482.41/x
  3. Step 3: Cross multiply
    553.69x = 833.83 × 482.41
  4. Step 4: Simplify right side
    553.69x = 402,241.35
  5. Step 5: Solve for x
    x = 402,241.35/553.69
  6. Step 6: Final answer
    x = 726.48

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.