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Finding the Fourth Proportional to 606,169.96, 909,517.14 and 325,359.16

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Solution

The fourth proportional to 606,169.96, 909,517.14 and 325,359.16 is: 488,179.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,169.96 : 909,517.14 = 325,359.16 : x
  2. Step 2: Convert to fraction form
    606,169.96/909,517.14 = 325,359.16/x
  3. Step 3: Cross multiply
    606,169.96x = 909,517.14 × 325,359.16
  4. Step 4: Simplify right side
    606,169.96x = 295,919,732,676.00
  5. Step 5: Solve for x
    x = 295,919,732,676.00/606,169.96
  6. Step 6: Final answer
    x = 488,179.47

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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.