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Finding the Fourth Proportional to 441,564.90, 609,324.83 and 250,578.29

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Solution

The fourth proportional to 441,564.90, 609,324.83 and 250,578.29 is: 345,778.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,564.90 : 609,324.83 = 250,578.29 : x
  2. Step 2: Convert to fraction form
    441,564.90/609,324.83 = 250,578.29/x
  3. Step 3: Cross multiply
    441,564.90x = 609,324.83 × 250,578.29
  4. Step 4: Simplify right side
    441,564.90x = 152,683,569,656.43
  5. Step 5: Solve for x
    x = 152,683,569,656.43/441,564.90
  6. Step 6: Final answer
    x = 345,778.32

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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.