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Finding the Fourth Proportional to 491.35, 736.99 and 183.14

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Solution

The fourth proportional to 491.35, 736.99 and 183.14 is: 274.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    491.35 : 736.99 = 183.14 : x
  2. Step 2: Convert to fraction form
    491.35/736.99 = 183.14/x
  3. Step 3: Cross multiply
    491.35x = 736.99 × 183.14
  4. Step 4: Simplify right side
    491.35x = 134,972.35
  5. Step 5: Solve for x
    x = 134,972.35/491.35
  6. Step 6: Final answer
    x = 274.70

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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.