Home / 669,479.68-1,004,227.64-196,174.64

Finding the Fourth Proportional to 669,479.68, 1,004,227.64 and 196,174.64

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Solution

The fourth proportional to 669,479.68, 1,004,227.64 and 196,174.64 is: 294,264.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,479.68 : 1,004,227.64 = 196,174.64 : x
  2. Step 2: Convert to fraction form
    669,479.68/1,004,227.64 = 196,174.64/x
  3. Step 3: Cross multiply
    669,479.68x = 1,004,227.64 × 196,174.64
  4. Step 4: Simplify right side
    669,479.68x = 197,003,995,755.05
  5. Step 5: Solve for x
    x = 197,003,995,755.05/669,479.68
  6. Step 6: Final answer
    x = 294,264.34

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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.