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Finding the Fourth Proportional to 1,514.54, 2,271.04 and 589.39

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Solution

The fourth proportional to 1,514.54, 2,271.04 and 589.39 is: 883.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514.54 : 2,271.04 = 589.39 : x
  2. Step 2: Convert to fraction form
    1,514.54/2,271.04 = 589.39/x
  3. Step 3: Cross multiply
    1,514.54x = 2,271.04 × 589.39
  4. Step 4: Simplify right side
    1,514.54x = 1,338,528.27
  5. Step 5: Solve for x
    x = 1,338,528.27/1,514.54
  6. Step 6: Final answer
    x = 883.79

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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.