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Finding the Fourth Proportional to 452,626.73, 624,635.31 and 248,690.37

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Solution

The fourth proportional to 452,626.73, 624,635.31 and 248,690.37 is: 343,198.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,626.73 : 624,635.31 = 248,690.37 : x
  2. Step 2: Convert to fraction form
    452,626.73/624,635.31 = 248,690.37/x
  3. Step 3: Cross multiply
    452,626.73x = 624,635.31 × 248,690.37
  4. Step 4: Simplify right side
    452,626.73x = 155,340,786,358.97
  5. Step 5: Solve for x
    x = 155,340,786,358.97/452,626.73
  6. Step 6: Final answer
    x = 343,198.44

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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.