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Finding the Fourth Proportional to 2,404.43, 3,606.65 and 580.43

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Solution

The fourth proportional to 2,404.43, 3,606.65 and 580.43 is: 870.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,404.43 : 3,606.65 = 580.43 : x
  2. Step 2: Convert to fraction form
    2,404.43/3,606.65 = 580.43/x
  3. Step 3: Cross multiply
    2,404.43x = 3,606.65 × 580.43
  4. Step 4: Simplify right side
    2,404.43x = 2,093,404.96
  5. Step 5: Solve for x
    x = 2,093,404.96/2,404.43
  6. Step 6: Final answer
    x = 870.65

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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.