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Finding the Fourth Proportional to 359.65, 495.75 and 294.04

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Solution

The fourth proportional to 359.65, 495.75 and 294.04 is: 405.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    359.65 : 495.75 = 294.04 : x
  2. Step 2: Convert to fraction form
    359.65/495.75 = 294.04/x
  3. Step 3: Cross multiply
    359.65x = 495.75 × 294.04
  4. Step 4: Simplify right side
    359.65x = 145,770.33
  5. Step 5: Solve for x
    x = 145,770.33/359.65
  6. Step 6: Final answer
    x = 405.31

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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.