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Finding the Fourth Proportional to 605,726.56, 835,908.29 and 333,804.21

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Solution

The fourth proportional to 605,726.56, 835,908.29 and 333,804.21 is: 460,652.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,726.56 : 835,908.29 = 333,804.21 : x
  2. Step 2: Convert to fraction form
    605,726.56/835,908.29 = 333,804.21/x
  3. Step 3: Cross multiply
    605,726.56x = 835,908.29 × 333,804.21
  4. Step 4: Simplify right side
    605,726.56x = 279,029,706,375.90
  5. Step 5: Solve for x
    x = 279,029,706,375.90/605,726.56
  6. Step 6: Final answer
    x = 460,652.92

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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.