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Finding the Fourth Proportional to 589.20, 813.01 and 337.08

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Solution

The fourth proportional to 589.20, 813.01 and 337.08 is: 465.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.20 : 813.01 = 337.08 : x
  2. Step 2: Convert to fraction form
    589.20/813.01 = 337.08/x
  3. Step 3: Cross multiply
    589.20x = 813.01 × 337.08
  4. Step 4: Simplify right side
    589.20x = 274,049.41
  5. Step 5: Solve for x
    x = 274,049.41/589.20
  6. Step 6: Final answer
    x = 465.12

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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.