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Finding the Fourth Proportional to 330,854.94, 456,580.26 and 179,951.94

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Solution

The fourth proportional to 330,854.94, 456,580.26 and 179,951.94 is: 248,333.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,854.94 : 456,580.26 = 179,951.94 : x
  2. Step 2: Convert to fraction form
    330,854.94/456,580.26 = 179,951.94/x
  3. Step 3: Cross multiply
    330,854.94x = 456,580.26 × 179,951.94
  4. Step 4: Simplify right side
    330,854.94x = 82,162,503,552.70
  5. Step 5: Solve for x
    x = 82,162,503,552.70/330,854.94
  6. Step 6: Final answer
    x = 248,333.92

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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.