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Finding the Fourth Proportional to 359,691.30, 496,374.08 and 198,546.44

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Solution

The fourth proportional to 359,691.30, 496,374.08 and 198,546.44 is: 273,994.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,691.30 : 496,374.08 = 198,546.44 : x
  2. Step 2: Convert to fraction form
    359,691.30/496,374.08 = 198,546.44/x
  3. Step 3: Cross multiply
    359,691.30x = 496,374.08 × 198,546.44
  4. Step 4: Simplify right side
    359,691.30x = 98,553,303,017.67
  5. Step 5: Solve for x
    x = 98,553,303,017.67/359,691.30
  6. Step 6: Final answer
    x = 273,994.13

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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.