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Finding the Fourth Proportional to 450.79, 675.73 and 244.93

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Solution

The fourth proportional to 450.79, 675.73 and 244.93 is: 367.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    450.79 : 675.73 = 244.93 : x
  2. Step 2: Convert to fraction form
    450.79/675.73 = 244.93/x
  3. Step 3: Cross multiply
    450.79x = 675.73 × 244.93
  4. Step 4: Simplify right side
    450.79x = 165,506.55
  5. Step 5: Solve for x
    x = 165,506.55/450.79
  6. Step 6: Final answer
    x = 367.15

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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.