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Finding the Fourth Proportional to 590.27, 884.50 and 392.54

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Solution

The fourth proportional to 590.27, 884.50 and 392.54 is: 588.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.27 : 884.50 = 392.54 : x
  2. Step 2: Convert to fraction form
    590.27/884.50 = 392.54/x
  3. Step 3: Cross multiply
    590.27x = 884.50 × 392.54
  4. Step 4: Simplify right side
    590.27x = 347,202.86
  5. Step 5: Solve for x
    x = 347,202.86/590.27
  6. Step 6: Final answer
    x = 588.21

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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.