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Finding the Fourth Proportional to 264,003.20, 395,745.60 and 236,009.60

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Solution

The fourth proportional to 264,003.20, 395,745.60 and 236,009.60 is: 353,782.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,003.20 : 395,745.60 = 236,009.60 : x
  2. Step 2: Convert to fraction form
    264,003.20/395,745.60 = 236,009.60/x
  3. Step 3: Cross multiply
    264,003.20x = 395,745.60 × 236,009.60
  4. Step 4: Simplify right side
    264,003.20x = 93,399,760,757.76
  5. Step 5: Solve for x
    x = 93,399,760,757.76/264,003.20
  6. Step 6: Final answer
    x = 353,782.68

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1.5x scale

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.