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Finding the Fourth Proportional to 1,514, 2,271.34 and 589.56

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Solution

The fourth proportional to 1,514, 2,271.34 and 589.56 is: 884.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514 : 2,271.34 = 589.56 : x
  2. Step 2: Convert to fraction form
    1,514/2,271.34 = 589.56/x
  3. Step 3: Cross multiply
    1,514x = 2,271.34 × 589.56
  4. Step 4: Simplify right side
    1,514x = 1,339,091.21
  5. Step 5: Solve for x
    x = 1,339,091.21/1,514
  6. Step 6: Final answer
    x = 884.47

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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.