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Finding the Fourth Proportional to 482,898.96, 725,059.50 and 270,083.76

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Solution

The fourth proportional to 482,898.96, 725,059.50 and 270,083.76 is: 405,523.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,898.96 : 725,059.50 = 270,083.76 : x
  2. Step 2: Convert to fraction form
    482,898.96/725,059.50 = 270,083.76/x
  3. Step 3: Cross multiply
    482,898.96x = 725,059.50 × 270,083.76
  4. Step 4: Simplify right side
    482,898.96x = 195,826,795,983.72
  5. Step 5: Solve for x
    x = 195,826,795,983.72/482,898.96
  6. Step 6: Final answer
    x = 405,523.33

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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.