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Finding the Fourth Proportional to 350.65, 480.39 and 337.51

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Solution

The fourth proportional to 350.65, 480.39 and 337.51 is: 462.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.65 : 480.39 = 337.51 : x
  2. Step 2: Convert to fraction form
    350.65/480.39 = 337.51/x
  3. Step 3: Cross multiply
    350.65x = 480.39 × 337.51
  4. Step 4: Simplify right side
    350.65x = 162,138.47
  5. Step 5: Solve for x
    x = 162,138.47/350.65
  6. Step 6: Final answer
    x = 462.39

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.