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Finding the Fourth Proportional to 567,109.76, 850,664.68 and 167,719.44

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Solution

The fourth proportional to 567,109.76, 850,664.68 and 167,719.44 is: 251,579.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,109.76 : 850,664.68 = 167,719.44 : x
  2. Step 2: Convert to fraction form
    567,109.76/850,664.68 = 167,719.44/x
  3. Step 3: Cross multiply
    567,109.76x = 850,664.68 × 167,719.44
  4. Step 4: Simplify right side
    567,109.76x = 142,673,003,757.38
  5. Step 5: Solve for x
    x = 142,673,003,757.38/567,109.76
  6. Step 6: Final answer
    x = 251,579.17

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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.