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Finding the Fourth Proportional to 382,827.60, 573,599.88 and 270,321.03

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Solution

The fourth proportional to 382,827.60, 573,599.88 and 270,321.03 is: 405,028.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,827.60 : 573,599.88 = 270,321.03 : x
  2. Step 2: Convert to fraction form
    382,827.60/573,599.88 = 270,321.03/x
  3. Step 3: Cross multiply
    382,827.60x = 573,599.88 × 270,321.03
  4. Step 4: Simplify right side
    382,827.60x = 155,056,110,369.48
  5. Step 5: Solve for x
    x = 155,056,110,369.48/382,827.60
  6. Step 6: Final answer
    x = 405,028.56

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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.