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Finding the Fourth Proportional to 1,304.03, 1,956.33 and 482.33

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Solution

The fourth proportional to 1,304.03, 1,956.33 and 482.33 is: 723.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304.03 : 1,956.33 = 482.33 : x
  2. Step 2: Convert to fraction form
    1,304.03/1,956.33 = 482.33/x
  3. Step 3: Cross multiply
    1,304.03x = 1,956.33 × 482.33
  4. Step 4: Simplify right side
    1,304.03x = 943,586.87
  5. Step 5: Solve for x
    x = 943,586.87/1,304.03
  6. Step 6: Final answer
    x = 723.60

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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.