Home / 378,316.37-567,326.94-165,149.48

Finding the Fourth Proportional to 378,316.37, 567,326.94 and 165,149.48

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Solution

The fourth proportional to 378,316.37, 567,326.94 and 165,149.48 is: 247,659.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,316.37 : 567,326.94 = 165,149.48 : x
  2. Step 2: Convert to fraction form
    378,316.37/567,326.94 = 165,149.48/x
  3. Step 3: Cross multiply
    378,316.37x = 567,326.94 × 165,149.48
  4. Step 4: Simplify right side
    378,316.37x = 93,693,749,930.00
  5. Step 5: Solve for x
    x = 93,693,749,930.00/378,316.37
  6. Step 6: Final answer
    x = 247,659.78

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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.