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Finding the Fourth Proportional to 591,197.84, 815,806.56 and 333,063.38

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Solution

The fourth proportional to 591,197.84, 815,806.56 and 333,063.38 is: 459,601.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,197.84 : 815,806.56 = 333,063.38 : x
  2. Step 2: Convert to fraction form
    591,197.84/815,806.56 = 333,063.38/x
  3. Step 3: Cross multiply
    591,197.84x = 815,806.56 × 333,063.38
  4. Step 4: Simplify right side
    591,197.84x = 271,715,290,299.77
  5. Step 5: Solve for x
    x = 271,715,290,299.77/591,197.84
  6. Step 6: Final answer
    x = 459,601.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.