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Finding the Fourth Proportional to 452,735.73, 624,787.02 and 248,792.31

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Solution

The fourth proportional to 452,735.73, 624,787.02 and 248,792.31 is: 343,339.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,735.73 : 624,787.02 = 248,792.31 : x
  2. Step 2: Convert to fraction form
    452,735.73/624,787.02 = 248,792.31/x
  3. Step 3: Cross multiply
    452,735.73x = 624,787.02 × 248,792.31
  4. Step 4: Simplify right side
    452,735.73x = 155,442,205,963.82
  5. Step 5: Solve for x
    x = 155,442,205,963.82/452,735.73
  6. Step 6: Final answer
    x = 343,339.82

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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.