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Finding the Fourth Proportional to 359.56, 540.06 and 350.92

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Solution

The fourth proportional to 359.56, 540.06 and 350.92 is: 527.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    359.56 : 540.06 = 350.92 : x
  2. Step 2: Convert to fraction form
    359.56/540.06 = 350.92/x
  3. Step 3: Cross multiply
    359.56x = 540.06 × 350.92
  4. Step 4: Simplify right side
    359.56x = 189,517.86
  5. Step 5: Solve for x
    x = 189,517.86/359.56
  6. Step 6: Final answer
    x = 527.08

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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.