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Finding the Fourth Proportional to 944.75, 1,417.49 and 367.67

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Solution

The fourth proportional to 944.75, 1,417.49 and 367.67 is: 551.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    944.75 : 1,417.49 = 367.67 : x
  2. Step 2: Convert to fraction form
    944.75/1,417.49 = 367.67/x
  3. Step 3: Cross multiply
    944.75x = 1,417.49 × 367.67
  4. Step 4: Simplify right side
    944.75x = 521,166.71
  5. Step 5: Solve for x
    x = 521,166.71/944.75
  6. Step 6: Final answer
    x = 551.65

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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.