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Finding the Fourth Proportional to 544,313.34, 816,481.33 and 198,084.96

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Solution

The fourth proportional to 544,313.34, 816,481.33 and 198,084.96 is: 297,131.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,313.34 : 816,481.33 = 198,084.96 : x
  2. Step 2: Convert to fraction form
    544,313.34/816,481.33 = 198,084.96/x
  3. Step 3: Cross multiply
    544,313.34x = 816,481.33 × 198,084.96
  4. Step 4: Simplify right side
    544,313.34x = 161,732,671,098.58
  5. Step 5: Solve for x
    x = 161,732,671,098.58/544,313.34
  6. Step 6: Final answer
    x = 297,131.56

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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.