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Finding the Fourth Proportional to 597.47, 893.87 and 443.75

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Solution

The fourth proportional to 597.47, 893.87 and 443.75 is: 663.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.47 : 893.87 = 443.75 : x
  2. Step 2: Convert to fraction form
    597.47/893.87 = 443.75/x
  3. Step 3: Cross multiply
    597.47x = 893.87 × 443.75
  4. Step 4: Simplify right side
    597.47x = 396,652.59
  5. Step 5: Solve for x
    x = 396,652.59/597.47
  6. Step 6: Final answer
    x = 663.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.