Home / 252,824.20-379,673.70-164,469.40

Finding the Fourth Proportional to 252,824.20, 379,673.70 and 164,469.40

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Solution

The fourth proportional to 252,824.20, 379,673.70 and 164,469.40 is: 246,988.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,824.20 : 379,673.70 = 164,469.40 : x
  2. Step 2: Convert to fraction form
    252,824.20/379,673.70 = 164,469.40/x
  3. Step 3: Cross multiply
    252,824.20x = 379,673.70 × 164,469.40
  4. Step 4: Simplify right side
    252,824.20x = 62,444,705,634.78
  5. Step 5: Solve for x
    x = 62,444,705,634.78/252,824.20
  6. Step 6: Final answer
    x = 246,988.64

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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.