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Finding the Fourth Proportional to 483,855.41, 726,003.43 and 247,076.21

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Solution

The fourth proportional to 483,855.41, 726,003.43 and 247,076.21 is: 370,726.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,855.41 : 726,003.43 = 247,076.21 : x
  2. Step 2: Convert to fraction form
    483,855.41/726,003.43 = 247,076.21/x
  3. Step 3: Cross multiply
    483,855.41x = 726,003.43 × 247,076.21
  4. Step 4: Simplify right side
    483,855.41x = 179,378,175,931.40
  5. Step 5: Solve for x
    x = 179,378,175,931.40/483,855.41
  6. Step 6: Final answer
    x = 370,726.82

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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.