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Finding the Fourth Proportional to 305,861.58, 458,792.37 and 95,517.54

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Solution

The fourth proportional to 305,861.58, 458,792.37 and 95,517.54 is: 143,276.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,861.58 : 458,792.37 = 95,517.54 : x
  2. Step 2: Convert to fraction form
    305,861.58/458,792.37 = 95,517.54/x
  3. Step 3: Cross multiply
    305,861.58x = 458,792.37 × 95,517.54
  4. Step 4: Simplify right side
    305,861.58x = 43,822,718,553.17
  5. Step 5: Solve for x
    x = 43,822,718,553.17/305,861.58
  6. Step 6: Final answer
    x = 143,276.31

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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.