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Finding the Fourth Proportional to 325,610.48, 488,022 and 167,752.80

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Solution

The fourth proportional to 325,610.48, 488,022 and 167,752.80 is: 251,426.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,610.48 : 488,022 = 167,752.80 : x
  2. Step 2: Convert to fraction form
    325,610.48/488,022 = 167,752.80/x
  3. Step 3: Cross multiply
    325,610.48x = 488,022 × 167,752.80
  4. Step 4: Simplify right side
    325,610.48x = 81,867,056,961.60
  5. Step 5: Solve for x
    x = 81,867,056,961.60/325,610.48
  6. Step 6: Final answer
    x = 251,426.36

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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.