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Finding the Fourth Proportional to 461,920.90, 632,821.08 and 444,650.84

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Solution

The fourth proportional to 461,920.90, 632,821.08 and 444,650.84 is: 609,161.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,920.90 : 632,821.08 = 444,650.84 : x
  2. Step 2: Convert to fraction form
    461,920.90/632,821.08 = 444,650.84/x
  3. Step 3: Cross multiply
    461,920.90x = 632,821.08 × 444,650.84
  4. Step 4: Simplify right side
    461,920.90x = 281,384,424,791.71
  5. Step 5: Solve for x
    x = 281,384,424,791.71/461,920.90
  6. Step 6: Final answer
    x = 609,161.50

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.