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Finding the Fourth Proportional to 730.04, 1,093.32 and 404.60

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Solution

The fourth proportional to 730.04, 1,093.32 and 404.60 is: 605.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    730.04 : 1,093.32 = 404.60 : x
  2. Step 2: Convert to fraction form
    730.04/1,093.32 = 404.60/x
  3. Step 3: Cross multiply
    730.04x = 1,093.32 × 404.60
  4. Step 4: Simplify right side
    730.04x = 442,357.27
  5. Step 5: Solve for x
    x = 442,357.27/730.04
  6. Step 6: Final answer
    x = 605.94

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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.