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Finding the Fourth Proportional to 637.23, 954.90 and 363.18

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Solution

The fourth proportional to 637.23, 954.90 and 363.18 is: 544.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    637.23 : 954.90 = 363.18 : x
  2. Step 2: Convert to fraction form
    637.23/954.90 = 363.18/x
  3. Step 3: Cross multiply
    637.23x = 954.90 × 363.18
  4. Step 4: Simplify right side
    637.23x = 346,800.58
  5. Step 5: Solve for x
    x = 346,800.58/637.23
  6. Step 6: Final answer
    x = 544.23

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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.