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Finding the Fourth Proportional to 541,166.28, 810,972.81 and 304,009.80

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Solution

The fourth proportional to 541,166.28, 810,972.81 and 304,009.80 is: 455,578.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,166.28 : 810,972.81 = 304,009.80 : x
  2. Step 2: Convert to fraction form
    541,166.28/810,972.81 = 304,009.80/x
  3. Step 3: Cross multiply
    541,166.28x = 810,972.81 × 304,009.80
  4. Step 4: Simplify right side
    541,166.28x = 246,543,681,773.54
  5. Step 5: Solve for x
    x = 246,543,681,773.54/541,166.28
  6. Step 6: Final answer
    x = 455,578.43

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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.