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Finding the Fourth Proportional to 599,480.73, 827,835.89 and 384,994.47

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Solution

The fourth proportional to 599,480.73, 827,835.89 and 384,994.47 is: 531,647.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,480.73 : 827,835.89 = 384,994.47 : x
  2. Step 2: Convert to fraction form
    599,480.73/827,835.89 = 384,994.47/x
  3. Step 3: Cross multiply
    599,480.73x = 827,835.89 × 384,994.47
  4. Step 4: Simplify right side
    599,480.73x = 318,712,237,792.56
  5. Step 5: Solve for x
    x = 318,712,237,792.56/599,480.73
  6. Step 6: Final answer
    x = 531,647.18

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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.