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Finding the Fourth Proportional to 605,735.84, 835,920.96 and 333,813.48

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Solution

The fourth proportional to 605,735.84, 835,920.96 and 333,813.48 is: 460,665.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,735.84 : 835,920.96 = 333,813.48 : x
  2. Step 2: Convert to fraction form
    605,735.84/835,920.96 = 333,813.48/x
  3. Step 3: Cross multiply
    605,735.84x = 835,920.96 × 333,813.48
  4. Step 4: Simplify right side
    605,735.84x = 279,041,684,662.54
  5. Step 5: Solve for x
    x = 279,041,684,662.54/605,735.84
  6. Step 6: Final answer
    x = 460,665.63

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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.