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Finding the Fourth Proportional to 654.44, 984 and 598.52

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Solution

The fourth proportional to 654.44, 984 and 598.52 is: 899.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    654.44 : 984 = 598.52 : x
  2. Step 2: Convert to fraction form
    654.44/984 = 598.52/x
  3. Step 3: Cross multiply
    654.44x = 984 × 598.52
  4. Step 4: Simplify right side
    654.44x = 588,943.68
  5. Step 5: Solve for x
    x = 588,943.68/654.44
  6. Step 6: Final answer
    x = 899.92

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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.