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Finding the Fourth Proportional to 492,773.50, 738,580.71 and 222,586.26

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Solution

The fourth proportional to 492,773.50, 738,580.71 and 222,586.26 is: 333,617.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,773.50 : 738,580.71 = 222,586.26 : x
  2. Step 2: Convert to fraction form
    492,773.50/738,580.71 = 222,586.26/x
  3. Step 3: Cross multiply
    492,773.50x = 738,580.71 × 222,586.26
  4. Step 4: Simplify right side
    492,773.50x = 164,397,917,947.05
  5. Step 5: Solve for x
    x = 164,397,917,947.05/492,773.50
  6. Step 6: Final answer
    x = 333,617.61

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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.