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Finding the Fourth Proportional to 481,853.61, 722,787.71 and 182,475.18

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Solution

The fourth proportional to 481,853.61, 722,787.71 and 182,475.18 is: 273,715.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,853.61 : 722,787.71 = 182,475.18 : x
  2. Step 2: Convert to fraction form
    481,853.61/722,787.71 = 182,475.18/x
  3. Step 3: Cross multiply
    481,853.61x = 722,787.71 × 182,475.18
  4. Step 4: Simplify right side
    481,853.61x = 131,890,816,571.66
  5. Step 5: Solve for x
    x = 131,890,816,571.66/481,853.61
  6. Step 6: Final answer
    x = 273,715.53

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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.