Home / 669,734.84-1,004,610.56-196,429.97

Finding the Fourth Proportional to 669,734.84, 1,004,610.56 and 196,429.97

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Solution

The fourth proportional to 669,734.84, 1,004,610.56 and 196,429.97 is: 294,647.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,734.84 : 1,004,610.56 = 196,429.97 : x
  2. Step 2: Convert to fraction form
    669,734.84/1,004,610.56 = 196,429.97/x
  3. Step 3: Cross multiply
    669,734.84x = 1,004,610.56 × 196,429.97
  4. Step 4: Simplify right side
    669,734.84x = 197,335,616,157.28
  5. Step 5: Solve for x
    x = 197,335,616,157.28/669,734.84
  6. Step 6: Final answer
    x = 294,647.38

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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.