Home / 300,584.47-414,811.25-164,615.95

Finding the Fourth Proportional to 300,584.47, 414,811.25 and 164,615.95

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Solution

The fourth proportional to 300,584.47, 414,811.25 and 164,615.95 is: 227,172.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,584.47 : 414,811.25 = 164,615.95 : x
  2. Step 2: Convert to fraction form
    300,584.47/414,811.25 = 164,615.95/x
  3. Step 3: Cross multiply
    300,584.47x = 414,811.25 × 164,615.95
  4. Step 4: Simplify right side
    300,584.47x = 68,284,546,431.85
  5. Step 5: Solve for x
    x = 68,284,546,431.85/300,584.47
  6. Step 6: Final answer
    x = 227,172.57

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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.