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Finding the Fourth Proportional to 605,699.73, 907,971.26 and 226,517.67

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Solution

The fourth proportional to 605,699.73, 907,971.26 and 226,517.67 is: 339,560.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,699.73 : 907,971.26 = 226,517.67 : x
  2. Step 2: Convert to fraction form
    605,699.73/907,971.26 = 226,517.67/x
  3. Step 3: Cross multiply
    605,699.73x = 907,971.26 × 226,517.67
  4. Step 4: Simplify right side
    605,699.73x = 205,671,533,109.58
  5. Step 5: Solve for x
    x = 205,671,533,109.58/605,699.73
  6. Step 6: Final answer
    x = 339,560.22

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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.