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Finding the Fourth Proportional to 450,733.97, 675,996 and 211,013.25

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Solution

The fourth proportional to 450,733.97, 675,996 and 211,013.25 is: 316,470.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,733.97 : 675,996 = 211,013.25 : x
  2. Step 2: Convert to fraction form
    450,733.97/675,996 = 211,013.25/x
  3. Step 3: Cross multiply
    450,733.97x = 675,996 × 211,013.25
  4. Step 4: Simplify right side
    450,733.97x = 142,644,112,947
  5. Step 5: Solve for x
    x = 142,644,112,947/450,733.97
  6. Step 6: Final answer
    x = 316,470.74

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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.