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Finding the Fourth Proportional to 484,495.44, 726,773.88 and 152,084.56

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Solution

The fourth proportional to 484,495.44, 726,773.88 and 152,084.56 is: 228,136.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,495.44 : 726,773.88 = 152,084.56 : x
  2. Step 2: Convert to fraction form
    484,495.44/726,773.88 = 152,084.56/x
  3. Step 3: Cross multiply
    484,495.44x = 726,773.88 × 152,084.56
  4. Step 4: Simplify right side
    484,495.44x = 110,531,085,759.29
  5. Step 5: Solve for x
    x = 110,531,085,759.29/484,495.44
  6. Step 6: Final answer
    x = 228,136.48

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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.