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Finding the Fourth Proportional to 597.38, 824.42 and 364.55

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Solution

The fourth proportional to 597.38, 824.42 and 364.55 is: 503.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.38 : 824.42 = 364.55 : x
  2. Step 2: Convert to fraction form
    597.38/824.42 = 364.55/x
  3. Step 3: Cross multiply
    597.38x = 824.42 × 364.55
  4. Step 4: Simplify right side
    597.38x = 300,539.10
  5. Step 5: Solve for x
    x = 300,539.10/597.38
  6. Step 6: Final answer
    x = 503.10

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1.5x scale

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.