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Finding the Fourth Proportional to 598.60, 825.60 and 365.68

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Solution

The fourth proportional to 598.60, 825.60 and 365.68 is: 504.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.60 : 825.60 = 365.68 : x
  2. Step 2: Convert to fraction form
    598.60/825.60 = 365.68/x
  3. Step 3: Cross multiply
    598.60x = 825.60 × 365.68
  4. Step 4: Simplify right side
    598.60x = 301,905.41
  5. Step 5: Solve for x
    x = 301,905.41/598.60
  6. Step 6: Final answer
    x = 504.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.