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Finding the Fourth Proportional to 362.99, 503.60 and 350.03

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Solution

The fourth proportional to 362.99, 503.60 and 350.03 is: 485.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.99 : 503.60 = 350.03 : x
  2. Step 2: Convert to fraction form
    362.99/503.60 = 350.03/x
  3. Step 3: Cross multiply
    362.99x = 503.60 × 350.03
  4. Step 4: Simplify right side
    362.99x = 176,270.84
  5. Step 5: Solve for x
    x = 176,270.84/362.99
  6. Step 6: Final answer
    x = 485.61

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.