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Finding the Fourth Proportional to 244,690.33, 366,916.82 and 143,521.44

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Solution

The fourth proportional to 244,690.33, 366,916.82 and 143,521.44 is: 215,212.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,690.33 : 366,916.82 = 143,521.44 : x
  2. Step 2: Convert to fraction form
    244,690.33/366,916.82 = 143,521.44/x
  3. Step 3: Cross multiply
    244,690.33x = 366,916.82 × 143,521.44
  4. Step 4: Simplify right side
    244,690.33x = 52,660,430,366.62
  5. Step 5: Solve for x
    x = 52,660,430,366.62/244,690.33
  6. Step 6: Final answer
    x = 215,212.56

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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.