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Finding the Fourth Proportional to 359,788.25, 496,046.26 and 295,018.85

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Solution

The fourth proportional to 359,788.25, 496,046.26 and 295,018.85 is: 406,747.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,788.25 : 496,046.26 = 295,018.85 : x
  2. Step 2: Convert to fraction form
    359,788.25/496,046.26 = 295,018.85/x
  3. Step 3: Cross multiply
    359,788.25x = 496,046.26 × 295,018.85
  4. Step 4: Simplify right side
    359,788.25x = 146,342,997,172.00
  5. Step 5: Solve for x
    x = 146,342,997,172.00/359,788.25
  6. Step 6: Final answer
    x = 406,747.57

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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.