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Finding the Fourth Proportional to 795.05, 1,097.22 and 440.99

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Solution

The fourth proportional to 795.05, 1,097.22 and 440.99 is: 608.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    795.05 : 1,097.22 = 440.99 : x
  2. Step 2: Convert to fraction form
    795.05/1,097.22 = 440.99/x
  3. Step 3: Cross multiply
    795.05x = 1,097.22 × 440.99
  4. Step 4: Simplify right side
    795.05x = 483,857.56
  5. Step 5: Solve for x
    x = 483,857.56/795.05
  6. Step 6: Final answer
    x = 608.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.