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Finding the Fourth Proportional to 605,155.70, 835,081.81 and 333,171.96

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Solution

The fourth proportional to 605,155.70, 835,081.81 and 333,171.96 is: 459,759.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,155.70 : 835,081.81 = 333,171.96 : x
  2. Step 2: Convert to fraction form
    605,155.70/835,081.81 = 333,171.96/x
  3. Step 3: Cross multiply
    605,155.70x = 835,081.81 × 333,171.96
  4. Step 4: Simplify right side
    605,155.70x = 278,225,839,222.64
  5. Step 5: Solve for x
    x = 278,225,839,222.64/605,155.70
  6. Step 6: Final answer
    x = 459,759.10

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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.