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Finding the Fourth Proportional to 480.83, 720.17 and 337.19

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Solution

The fourth proportional to 480.83, 720.17 and 337.19 is: 505.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    480.83 : 720.17 = 337.19 : x
  2. Step 2: Convert to fraction form
    480.83/720.17 = 337.19/x
  3. Step 3: Cross multiply
    480.83x = 720.17 × 337.19
  4. Step 4: Simplify right side
    480.83x = 242,832.44
  5. Step 5: Solve for x
    x = 242,832.44/480.83
  6. Step 6: Final answer
    x = 505.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.