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Finding the Fourth Proportional to 361,235.88, 498,505.56 and 200,101.37

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Solution

The fourth proportional to 361,235.88, 498,505.56 and 200,101.37 is: 276,139.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,235.88 : 498,505.56 = 200,101.37 : x
  2. Step 2: Convert to fraction form
    361,235.88/498,505.56 = 200,101.37/x
  3. Step 3: Cross multiply
    361,235.88x = 498,505.56 × 200,101.37
  4. Step 4: Simplify right side
    361,235.88x = 99,751,643,667.76
  5. Step 5: Solve for x
    x = 99,751,643,667.76/361,235.88
  6. Step 6: Final answer
    x = 276,139.91

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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.