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Finding the Fourth Proportional to 598.08, 825.54 and 349.35

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Solution

The fourth proportional to 598.08, 825.54 and 349.35 is: 482.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.08 : 825.54 = 349.35 : x
  2. Step 2: Convert to fraction form
    598.08/825.54 = 349.35/x
  3. Step 3: Cross multiply
    598.08x = 825.54 × 349.35
  4. Step 4: Simplify right side
    598.08x = 288,402.40
  5. Step 5: Solve for x
    x = 288,402.40/598.08
  6. Step 6: Final answer
    x = 482.21

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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.