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Finding the Fourth Proportional to 359,652.86, 496,285.59 and 198,497.52

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Solution

The fourth proportional to 359,652.86, 496,285.59 and 198,497.52 is: 273,907.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,652.86 : 496,285.59 = 198,497.52 : x
  2. Step 2: Convert to fraction form
    359,652.86/496,285.59 = 198,497.52/x
  3. Step 3: Cross multiply
    359,652.86x = 496,285.59 × 198,497.52
  4. Step 4: Simplify right side
    359,652.86x = 98,511,458,826.74
  5. Step 5: Solve for x
    x = 98,511,458,826.74/359,652.86
  6. Step 6: Final answer
    x = 273,907.06

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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.