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Finding the Fourth Proportional to 359,482.82, 496,063.26 and 198,337.86

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Solution

The fourth proportional to 359,482.82, 496,063.26 and 198,337.86 is: 273,693.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,482.82 : 496,063.26 = 198,337.86 : x
  2. Step 2: Convert to fraction form
    359,482.82/496,063.26 = 198,337.86/x
  3. Step 3: Cross multiply
    359,482.82x = 496,063.26 × 198,337.86
  4. Step 4: Simplify right side
    359,482.82x = 98,388,125,413.02
  5. Step 5: Solve for x
    x = 98,388,125,413.02/359,482.82
  6. Step 6: Final answer
    x = 273,693.54

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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.