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Finding the Fourth Proportional to 1,084.64, 1,627.08 and 597.44

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Solution

The fourth proportional to 1,084.64, 1,627.08 and 597.44 is: 896.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084.64 : 1,627.08 = 597.44 : x
  2. Step 2: Convert to fraction form
    1,084.64/1,627.08 = 597.44/x
  3. Step 3: Cross multiply
    1,084.64x = 1,627.08 × 597.44
  4. Step 4: Simplify right side
    1,084.64x = 972,082.68
  5. Step 5: Solve for x
    x = 972,082.68/1,084.64
  6. Step 6: Final answer
    x = 896.23

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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.