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Finding the Fourth Proportional to 303,226.44, 454,092.28 and 190,627.40

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Solution

The fourth proportional to 303,226.44, 454,092.28 and 190,627.40 is: 285,471.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,226.44 : 454,092.28 = 190,627.40 : x
  2. Step 2: Convert to fraction form
    303,226.44/454,092.28 = 190,627.40/x
  3. Step 3: Cross multiply
    303,226.44x = 454,092.28 × 190,627.40
  4. Step 4: Simplify right side
    303,226.44x = 86,562,430,696.47
  5. Step 5: Solve for x
    x = 86,562,430,696.47/303,226.44
  6. Step 6: Final answer
    x = 285,471.25

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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.