Home / 669,472.78-1,004,208.96-196,158

Finding the Fourth Proportional to 669,472.78, 1,004,208.96 and 196,158

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Solution

The fourth proportional to 669,472.78, 1,004,208.96 and 196,158 is: 294,236.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,472.78 : 1,004,208.96 = 196,158 : x
  2. Step 2: Convert to fraction form
    669,472.78/1,004,208.96 = 196,158/x
  3. Step 3: Cross multiply
    669,472.78x = 1,004,208.96 × 196,158
  4. Step 4: Simplify right side
    669,472.78x = 196,983,621,175.68
  5. Step 5: Solve for x
    x = 196,983,621,175.68/669,472.78
  6. Step 6: Final answer
    x = 294,236.94

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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.