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Finding the Fourth Proportional to 637.14, 954.72 and 363.36

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Solution

The fourth proportional to 637.14, 954.72 and 363.36 is: 544.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    637.14 : 954.72 = 363.36 : x
  2. Step 2: Convert to fraction form
    637.14/954.72 = 363.36/x
  3. Step 3: Cross multiply
    637.14x = 954.72 × 363.36
  4. Step 4: Simplify right side
    637.14x = 346,907.06
  5. Step 5: Solve for x
    x = 346,907.06/637.14
  6. Step 6: Final answer
    x = 544.48

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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.