Home / 432,204.75-648,310.77-151,722

Finding the Fourth Proportional to 432,204.75, 648,310.77 and 151,722

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Solution

The fourth proportional to 432,204.75, 648,310.77 and 151,722 is: 227,584.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,204.75 : 648,310.77 = 151,722 : x
  2. Step 2: Convert to fraction form
    432,204.75/648,310.77 = 151,722/x
  3. Step 3: Cross multiply
    432,204.75x = 648,310.77 × 151,722
  4. Step 4: Simplify right side
    432,204.75x = 98,363,006,645.94
  5. Step 5: Solve for x
    x = 98,363,006,645.94/432,204.75
  6. Step 6: Final answer
    x = 227,584.28

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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.