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Finding the Fourth Proportional to 359,619.32, 496,274.22 and 198,474.44

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Solution

The fourth proportional to 359,619.32, 496,274.22 and 198,474.44 is: 273,894.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,619.32 : 496,274.22 = 198,474.44 : x
  2. Step 2: Convert to fraction form
    359,619.32/496,274.22 = 198,474.44/x
  3. Step 3: Cross multiply
    359,619.32x = 496,274.22 × 198,474.44
  4. Step 4: Simplify right side
    359,619.32x = 98,497,747,900.94
  5. Step 5: Solve for x
    x = 98,497,747,900.94/359,619.32
  6. Step 6: Final answer
    x = 273,894.48

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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.