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Finding the Fourth Proportional to 590.01, 814.17 and 328.02

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Solution

The fourth proportional to 590.01, 814.17 and 328.02 is: 452.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.01 : 814.17 = 328.02 : x
  2. Step 2: Convert to fraction form
    590.01/814.17 = 328.02/x
  3. Step 3: Cross multiply
    590.01x = 814.17 × 328.02
  4. Step 4: Simplify right side
    590.01x = 267,059.97
  5. Step 5: Solve for x
    x = 267,059.97/590.01
  6. Step 6: Final answer
    x = 452.64

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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.