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Finding the Fourth Proportional to 606,163.96, 909,508.14 and 325,353.16

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Solution

The fourth proportional to 606,163.96, 909,508.14 and 325,353.16 is: 488,170.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,163.96 : 909,508.14 = 325,353.16 : x
  2. Step 2: Convert to fraction form
    606,163.96/909,508.14 = 325,353.16/x
  3. Step 3: Cross multiply
    606,163.96x = 909,508.14 × 325,353.16
  4. Step 4: Simplify right side
    606,163.96x = 295,911,347,394.72
  5. Step 5: Solve for x
    x = 295,911,347,394.72/606,163.96
  6. Step 6: Final answer
    x = 488,170.47

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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.