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Finding the Fourth Proportional to 1,546.58, 2,319.84 and 376.59

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Solution

The fourth proportional to 1,546.58, 2,319.84 and 376.59 is: 564.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546.58 : 2,319.84 = 376.59 : x
  2. Step 2: Convert to fraction form
    1,546.58/2,319.84 = 376.59/x
  3. Step 3: Cross multiply
    1,546.58x = 2,319.84 × 376.59
  4. Step 4: Simplify right side
    1,546.58x = 873,628.55
  5. Step 5: Solve for x
    x = 873,628.55/1,546.58
  6. Step 6: Final answer
    x = 564.88

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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.