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Finding the Fourth Proportional to 373,228.88, 559,843.34 and 123,910.88

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Solution

The fourth proportional to 373,228.88, 559,843.34 and 123,910.88 is: 185,866.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,228.88 : 559,843.34 = 123,910.88 : x
  2. Step 2: Convert to fraction form
    373,228.88/559,843.34 = 123,910.88/x
  3. Step 3: Cross multiply
    373,228.88x = 559,843.34 × 123,910.88
  4. Step 4: Simplify right side
    373,228.88x = 69,370,680,921.54
  5. Step 5: Solve for x
    x = 69,370,680,921.54/373,228.88
  6. Step 6: Final answer
    x = 185,866.33

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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.