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Finding the Fourth Proportional to 589.27, 883.57 and 242.85

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Solution

The fourth proportional to 589.27, 883.57 and 242.85 is: 364.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.27 : 883.57 = 242.85 : x
  2. Step 2: Convert to fraction form
    589.27/883.57 = 242.85/x
  3. Step 3: Cross multiply
    589.27x = 883.57 × 242.85
  4. Step 4: Simplify right side
    589.27x = 214,570.91
  5. Step 5: Solve for x
    x = 214,570.91/589.27
  6. Step 6: Final answer
    x = 364.13

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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.