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Finding the Fourth Proportional to 361,335.82, 498,603.12 and 200,150.92

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Solution

The fourth proportional to 361,335.82, 498,603.12 and 200,150.92 is: 276,185.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,335.82 : 498,603.12 = 200,150.92 : x
  2. Step 2: Convert to fraction form
    361,335.82/498,603.12 = 200,150.92/x
  3. Step 3: Cross multiply
    361,335.82x = 498,603.12 × 200,150.92
  4. Step 4: Simplify right side
    361,335.82x = 99,795,873,182.87
  5. Step 5: Solve for x
    x = 99,795,873,182.87/361,335.82
  6. Step 6: Final answer
    x = 276,185.94

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1.5x scale

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.