Home / 359,814.06-496,562.85-198,668.61

Finding the Fourth Proportional to 359,814.06, 496,562.85 and 198,668.61

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Solution

The fourth proportional to 359,814.06, 496,562.85 and 198,668.61 is: 274,173.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,814.06 : 496,562.85 = 198,668.61 : x
  2. Step 2: Convert to fraction form
    359,814.06/496,562.85 = 198,668.61/x
  3. Step 3: Cross multiply
    359,814.06x = 496,562.85 × 198,668.61
  4. Step 4: Simplify right side
    359,814.06x = 98,651,451,187.14
  5. Step 5: Solve for x
    x = 98,651,451,187.14/359,814.06
  6. Step 6: Final answer
    x = 274,173.42

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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.