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Finding the Fourth Proportional to 597.28, 824.20 and 348.62

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Solution

The fourth proportional to 597.28, 824.20 and 348.62 is: 481.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.28 : 824.20 = 348.62 : x
  2. Step 2: Convert to fraction form
    597.28/824.20 = 348.62/x
  3. Step 3: Cross multiply
    597.28x = 824.20 × 348.62
  4. Step 4: Simplify right side
    597.28x = 287,330.86
  5. Step 5: Solve for x
    x = 287,330.86/597.28
  6. Step 6: Final answer
    x = 481.07

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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.