Home / 335,836.96-462,455.76-328,387.84

Finding the Fourth Proportional to 335,836.96, 462,455.76 and 328,387.84

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Solution

The fourth proportional to 335,836.96, 462,455.76 and 328,387.84 is: 452,198.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,836.96 : 462,455.76 = 328,387.84 : x
  2. Step 2: Convert to fraction form
    335,836.96/462,455.76 = 328,387.84/x
  3. Step 3: Cross multiply
    335,836.96x = 462,455.76 × 328,387.84
  4. Step 4: Simplify right side
    335,836.96x = 151,864,848,121.96
  5. Step 5: Solve for x
    x = 151,864,848,121.96/335,836.96
  6. Step 6: Final answer
    x = 452,198.14

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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.