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Finding the Fourth Proportional to 359,768.99, 496,481.94 and 198,624.35

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Solution

The fourth proportional to 359,768.99, 496,481.94 and 198,624.35 is: 274,102.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,768.99 : 496,481.94 = 198,624.35 : x
  2. Step 2: Convert to fraction form
    359,768.99/496,481.94 = 198,624.35/x
  3. Step 3: Cross multiply
    359,768.99x = 496,481.94 × 198,624.35
  4. Step 4: Simplify right side
    359,768.99x = 98,613,400,136.83
  5. Step 5: Solve for x
    x = 98,613,400,136.83/359,768.99
  6. Step 6: Final answer
    x = 274,102.01

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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.