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Finding the Fourth Proportional to 1,583.52, 2,376.48 and 609.84

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Solution

The fourth proportional to 1,583.52, 2,376.48 and 609.84 is: 915.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583.52 : 2,376.48 = 609.84 : x
  2. Step 2: Convert to fraction form
    1,583.52/2,376.48 = 609.84/x
  3. Step 3: Cross multiply
    1,583.52x = 2,376.48 × 609.84
  4. Step 4: Simplify right side
    1,583.52x = 1,449,272.56
  5. Step 5: Solve for x
    x = 1,449,272.56/1,583.52
  6. Step 6: Final answer
    x = 915.22

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.