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Finding the Fourth Proportional to 471,144.03, 706,794.86 and 369,938

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Solution

The fourth proportional to 471,144.03, 706,794.86 and 369,938 is: 554,968.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,144.03 : 706,794.86 = 369,938 : x
  2. Step 2: Convert to fraction form
    471,144.03/706,794.86 = 369,938/x
  3. Step 3: Cross multiply
    471,144.03x = 706,794.86 × 369,938
  4. Step 4: Simplify right side
    471,144.03x = 261,470,276,918.68
  5. Step 5: Solve for x
    x = 261,470,276,918.68/471,144.03
  6. Step 6: Final answer
    x = 554,968.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.