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Finding the Fourth Proportional to 567,397.92, 850,978.96 and 167,945

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Solution

The fourth proportional to 567,397.92, 850,978.96 and 167,945 is: 251,882.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,397.92 : 850,978.96 = 167,945 : x
  2. Step 2: Convert to fraction form
    567,397.92/850,978.96 = 167,945/x
  3. Step 3: Cross multiply
    567,397.92x = 850,978.96 × 167,945
  4. Step 4: Simplify right side
    567,397.92x = 142,917,661,437.20
  5. Step 5: Solve for x
    x = 142,917,661,437.20/567,397.92
  6. Step 6: Final answer
    x = 251,882.60

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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.