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Finding the Fourth Proportional to 362.25, 499.94 and 207.03

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Solution

The fourth proportional to 362.25, 499.94 and 207.03 is: 285.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.25 : 499.94 = 207.03 : x
  2. Step 2: Convert to fraction form
    362.25/499.94 = 207.03/x
  3. Step 3: Cross multiply
    362.25x = 499.94 × 207.03
  4. Step 4: Simplify right side
    362.25x = 103,501.54
  5. Step 5: Solve for x
    x = 103,501.54/362.25
  6. Step 6: Final answer
    x = 285.72

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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.