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Finding the Fourth Proportional to 359.94, 536.30 and 336.38

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Solution

The fourth proportional to 359.94, 536.30 and 336.38 is: 501.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    359.94 : 536.30 = 336.38 : x
  2. Step 2: Convert to fraction form
    359.94/536.30 = 336.38/x
  3. Step 3: Cross multiply
    359.94x = 536.30 × 336.38
  4. Step 4: Simplify right side
    359.94x = 180,396.23
  5. Step 5: Solve for x
    x = 180,396.23/359.94
  6. Step 6: Final answer
    x = 501.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.