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Finding the Fourth Proportional to 481,854.61, 722,789.21 and 182,476.18

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Solution

The fourth proportional to 481,854.61, 722,789.21 and 182,476.18 is: 273,717.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,854.61 : 722,789.21 = 182,476.18 : x
  2. Step 2: Convert to fraction form
    481,854.61/722,789.21 = 182,476.18/x
  3. Step 3: Cross multiply
    481,854.61x = 722,789.21 × 182,476.18
  4. Step 4: Simplify right side
    481,854.61x = 131,891,813,986.02
  5. Step 5: Solve for x
    x = 131,891,813,986.02/481,854.61
  6. Step 6: Final answer
    x = 273,717.03

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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.