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Finding the Fourth Proportional to 395.69, 592.92 and 273.68

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Solution

The fourth proportional to 395.69, 592.92 and 273.68 is: 410.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    395.69 : 592.92 = 273.68 : x
  2. Step 2: Convert to fraction form
    395.69/592.92 = 273.68/x
  3. Step 3: Cross multiply
    395.69x = 592.92 × 273.68
  4. Step 4: Simplify right side
    395.69x = 162,269.60
  5. Step 5: Solve for x
    x = 162,269.60/395.69
  6. Step 6: Final answer
    x = 410.10

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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.