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Finding the Fourth Proportional to 1,304.00, 1,954.63 and 574.09

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Solution

The fourth proportional to 1,304.00, 1,954.63 and 574.09 is: 860.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304.00 : 1,954.63 = 574.09 : x
  2. Step 2: Convert to fraction form
    1,304.00/1,954.63 = 574.09/x
  3. Step 3: Cross multiply
    1,304.00x = 1,954.63 × 574.09
  4. Step 4: Simplify right side
    1,304.00x = 1,122,129.37
  5. Step 5: Solve for x
    x = 1,122,129.37/1,304.00
  6. Step 6: Final answer
    x = 860.53

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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.