Home / 305,664.47-457,900.24-200,163.59

Finding the Fourth Proportional to 305,664.47, 457,900.24 and 200,163.59

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Solution

The fourth proportional to 305,664.47, 457,900.24 and 200,163.59 is: 299,854.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,664.47 : 457,900.24 = 200,163.59 : x
  2. Step 2: Convert to fraction form
    305,664.47/457,900.24 = 200,163.59/x
  3. Step 3: Cross multiply
    305,664.47x = 457,900.24 × 200,163.59
  4. Step 4: Simplify right side
    305,664.47x = 91,654,955,900.26
  5. Step 5: Solve for x
    x = 91,654,955,900.26/305,664.47
  6. Step 6: Final answer
    x = 299,854.79

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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.