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Finding the Fourth Proportional to 362.42, 499.32 and 250.28

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Solution

The fourth proportional to 362.42, 499.32 and 250.28 is: 344.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.42 : 499.32 = 250.28 : x
  2. Step 2: Convert to fraction form
    362.42/499.32 = 250.28/x
  3. Step 3: Cross multiply
    362.42x = 499.32 × 250.28
  4. Step 4: Simplify right side
    362.42x = 124,969.81
  5. Step 5: Solve for x
    x = 124,969.81/362.42
  6. Step 6: Final answer
    x = 344.82

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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.