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Finding the Fourth Proportional to 624,439.94, 937,033.52 and 269,453.89

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Solution

The fourth proportional to 624,439.94, 937,033.52 and 269,453.89 is: 404,342.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,439.94 : 937,033.52 = 269,453.89 : x
  2. Step 2: Convert to fraction form
    624,439.94/937,033.52 = 269,453.89/x
  3. Step 3: Cross multiply
    624,439.94x = 937,033.52 × 269,453.89
  4. Step 4: Simplify right side
    624,439.94x = 252,487,326,848.42
  5. Step 5: Solve for x
    x = 252,487,326,848.42/624,439.94
  6. Step 6: Final answer
    x = 404,342.06

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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.