Home / 669,909.11-1,004,712.19-196,631.37

Finding the Fourth Proportional to 669,909.11, 1,004,712.19 and 196,631.37

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Solution

The fourth proportional to 669,909.11, 1,004,712.19 and 196,631.37 is: 294,902.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,909.11 : 1,004,712.19 = 196,631.37 : x
  2. Step 2: Convert to fraction form
    669,909.11/1,004,712.19 = 196,631.37/x
  3. Step 3: Cross multiply
    669,909.11x = 1,004,712.19 × 196,631.37
  4. Step 4: Simplify right side
    669,909.11x = 197,557,933,883.82
  5. Step 5: Solve for x
    x = 197,557,933,883.82/669,909.11
  6. Step 6: Final answer
    x = 294,902.60

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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.