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Finding the Fourth Proportional to 395.44, 592.54 and 297.83

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Solution

The fourth proportional to 395.44, 592.54 and 297.83 is: 446.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    395.44 : 592.54 = 297.83 : x
  2. Step 2: Convert to fraction form
    395.44/592.54 = 297.83/x
  3. Step 3: Cross multiply
    395.44x = 592.54 × 297.83
  4. Step 4: Simplify right side
    395.44x = 176,472.48
  5. Step 5: Solve for x
    x = 176,472.48/395.44
  6. Step 6: Final answer
    x = 446.27

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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.