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Finding the Fourth Proportional to 1,585.24, 2,375.24 and 544.69

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Solution

The fourth proportional to 1,585.24, 2,375.24 and 544.69 is: 816.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585.24 : 2,375.24 = 544.69 : x
  2. Step 2: Convert to fraction form
    1,585.24/2,375.24 = 544.69/x
  3. Step 3: Cross multiply
    1,585.24x = 2,375.24 × 544.69
  4. Step 4: Simplify right side
    1,585.24x = 1,293,769.72
  5. Step 5: Solve for x
    x = 1,293,769.72/1,585.24
  6. Step 6: Final answer
    x = 816.14

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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.