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Finding the Fourth Proportional to 359.37, 535.43 and 341.96

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Solution

The fourth proportional to 359.37, 535.43 and 341.96 is: 509.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    359.37 : 535.43 = 341.96 : x
  2. Step 2: Convert to fraction form
    359.37/535.43 = 341.96/x
  3. Step 3: Cross multiply
    359.37x = 535.43 × 341.96
  4. Step 4: Simplify right side
    359.37x = 183,095.64
  5. Step 5: Solve for x
    x = 183,095.64/359.37
  6. Step 6: Final answer
    x = 509.49

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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.