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Finding the Fourth Proportional to 795.66, 1,193.06 and 301.74

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Solution

The fourth proportional to 795.66, 1,193.06 and 301.74 is: 452.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    795.66 : 1,193.06 = 301.74 : x
  2. Step 2: Convert to fraction form
    795.66/1,193.06 = 301.74/x
  3. Step 3: Cross multiply
    795.66x = 1,193.06 × 301.74
  4. Step 4: Simplify right side
    795.66x = 359,993.92
  5. Step 5: Solve for x
    x = 359,993.92/795.66
  6. Step 6: Final answer
    x = 452.45

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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.