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Finding the Fourth Proportional to 362.07, 499.67 and 214.83

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Solution

The fourth proportional to 362.07, 499.67 and 214.83 is: 296.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.07 : 499.67 = 214.83 : x
  2. Step 2: Convert to fraction form
    362.07/499.67 = 214.83/x
  3. Step 3: Cross multiply
    362.07x = 499.67 × 214.83
  4. Step 4: Simplify right side
    362.07x = 107,343.03
  5. Step 5: Solve for x
    x = 107,343.03/362.07
  6. Step 6: Final answer
    x = 296.47

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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.