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Finding the Fourth Proportional to 541,865.73, 747,774.77 and 300,163.96

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Solution

The fourth proportional to 541,865.73, 747,774.77 and 300,163.96 is: 414,226.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,865.73 : 747,774.77 = 300,163.96 : x
  2. Step 2: Convert to fraction form
    541,865.73/747,774.77 = 300,163.96/x
  3. Step 3: Cross multiply
    541,865.73x = 747,774.77 × 300,163.96
  4. Step 4: Simplify right side
    541,865.73x = 224,455,036,151.29
  5. Step 5: Solve for x
    x = 224,455,036,151.29/541,865.73
  6. Step 6: Final answer
    x = 414,226.30

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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.