Home / 676,190.78-1,014,052.62-196,288.49

Finding the Fourth Proportional to 676,190.78, 1,014,052.62 and 196,288.49

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Solution

The fourth proportional to 676,190.78, 1,014,052.62 and 196,288.49 is: 294,364.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,190.78 : 1,014,052.62 = 196,288.49 : x
  2. Step 2: Convert to fraction form
    676,190.78/1,014,052.62 = 196,288.49/x
  3. Step 3: Cross multiply
    676,190.78x = 1,014,052.62 × 196,288.49
  4. Step 4: Simplify right side
    676,190.78x = 199,046,857,560.34
  5. Step 5: Solve for x
    x = 199,046,857,560.34/676,190.78
  6. Step 6: Final answer
    x = 294,364.94

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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.