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Finding the Fourth Proportional to 592.08, 817.02 and 330.04

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Solution

The fourth proportional to 592.08, 817.02 and 330.04 is: 455.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.08 : 817.02 = 330.04 : x
  2. Step 2: Convert to fraction form
    592.08/817.02 = 330.04/x
  3. Step 3: Cross multiply
    592.08x = 817.02 × 330.04
  4. Step 4: Simplify right side
    592.08x = 269,649.28
  5. Step 5: Solve for x
    x = 269,649.28/592.08
  6. Step 6: Final answer
    x = 455.43

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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.