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Finding the Fourth Proportional to 1,241.64, 1,863.72 and 592.56

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Solution

The fourth proportional to 1,241.64, 1,863.72 and 592.56 is: 889.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241.64 : 1,863.72 = 592.56 : x
  2. Step 2: Convert to fraction form
    1,241.64/1,863.72 = 592.56/x
  3. Step 3: Cross multiply
    1,241.64x = 1,863.72 × 592.56
  4. Step 4: Simplify right side
    1,241.64x = 1,104,365.92
  5. Step 5: Solve for x
    x = 1,104,365.92/1,241.64
  6. Step 6: Final answer
    x = 889.44

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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.