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Finding the Fourth Proportional to 605,502, 835,618.68 and 337,230

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Solution

The fourth proportional to 605,502, 835,618.68 and 337,230 is: 465,391.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,502 : 835,618.68 = 337,230 : x
  2. Step 2: Convert to fraction form
    605,502/835,618.68 = 337,230/x
  3. Step 3: Cross multiply
    605,502x = 835,618.68 × 337,230
  4. Step 4: Simplify right side
    605,502x = 281,795,687,456.40
  5. Step 5: Solve for x
    x = 281,795,687,456.40/605,502
  6. Step 6: Final answer
    x = 465,391.84

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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.