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Finding the Fourth Proportional to 1,528.54, 2,293.16 and 650.60

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Solution

The fourth proportional to 1,528.54, 2,293.16 and 650.60 is: 976.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528.54 : 2,293.16 = 650.60 : x
  2. Step 2: Convert to fraction form
    1,528.54/2,293.16 = 650.60/x
  3. Step 3: Cross multiply
    1,528.54x = 2,293.16 × 650.60
  4. Step 4: Simplify right side
    1,528.54x = 1,491,929.90
  5. Step 5: Solve for x
    x = 1,491,929.90/1,528.54
  6. Step 6: Final answer
    x = 976.05

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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.