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Finding the Fourth Proportional to 484,584.48, 726,997.68 and 169,044

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Solution

The fourth proportional to 484,584.48, 726,997.68 and 169,044 is: 253,608.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,584.48 : 726,997.68 = 169,044 : x
  2. Step 2: Convert to fraction form
    484,584.48/726,997.68 = 169,044/x
  3. Step 3: Cross multiply
    484,584.48x = 726,997.68 × 169,044
  4. Step 4: Simplify right side
    484,584.48x = 122,894,595,817.92
  5. Step 5: Solve for x
    x = 122,894,595,817.92/484,584.48
  6. Step 6: Final answer
    x = 253,608.20

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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.