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Finding the Fourth Proportional to 365.79, 547.73 and 292.33

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Solution

The fourth proportional to 365.79, 547.73 and 292.33 is: 437.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.79 : 547.73 = 292.33 : x
  2. Step 2: Convert to fraction form
    365.79/547.73 = 292.33/x
  3. Step 3: Cross multiply
    365.79x = 547.73 × 292.33
  4. Step 4: Simplify right side
    365.79x = 160,117.91
  5. Step 5: Solve for x
    x = 160,117.91/365.79
  6. Step 6: Final answer
    x = 437.73

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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.