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Finding the Fourth Proportional to 597.12, 824.16 and 376.32

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Solution

The fourth proportional to 597.12, 824.16 and 376.32 is: 519.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.12 : 824.16 = 376.32 : x
  2. Step 2: Convert to fraction form
    597.12/824.16 = 376.32/x
  3. Step 3: Cross multiply
    597.12x = 824.16 × 376.32
  4. Step 4: Simplify right side
    597.12x = 310,147.89
  5. Step 5: Solve for x
    x = 310,147.89/597.12
  6. Step 6: Final answer
    x = 519.41

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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.