Home / 662,481.94-993,583.59-213,242.98

Finding the Fourth Proportional to 662,481.94, 993,583.59 and 213,242.98

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Solution

The fourth proportional to 662,481.94, 993,583.59 and 213,242.98 is: 319,819.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,481.94 : 993,583.59 = 213,242.98 : x
  2. Step 2: Convert to fraction form
    662,481.94/993,583.59 = 213,242.98/x
  3. Step 3: Cross multiply
    662,481.94x = 993,583.59 × 213,242.98
  4. Step 4: Simplify right side
    662,481.94x = 211,874,725,610.70
  5. Step 5: Solve for x
    x = 211,874,725,610.70/662,481.94
  6. Step 6: Final answer
    x = 319,819.62

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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.