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Finding the Fourth Proportional to 794.65, 1,192.31 and 332.53

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Solution

The fourth proportional to 794.65, 1,192.31 and 332.53 is: 498.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    794.65 : 1,192.31 = 332.53 : x
  2. Step 2: Convert to fraction form
    794.65/1,192.31 = 332.53/x
  3. Step 3: Cross multiply
    794.65x = 1,192.31 × 332.53
  4. Step 4: Simplify right side
    794.65x = 396,478.84
  5. Step 5: Solve for x
    x = 396,478.84/794.65
  6. Step 6: Final answer
    x = 498.94

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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.