Home / 669,556.15-1,004,342.40-196,251.09

Finding the Fourth Proportional to 669,556.15, 1,004,342.40 and 196,251.09

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Solution

The fourth proportional to 669,556.15, 1,004,342.40 and 196,251.09 is: 294,379.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,556.15 : 1,004,342.40 = 196,251.09 : x
  2. Step 2: Convert to fraction form
    669,556.15/1,004,342.40 = 196,251.09/x
  3. Step 3: Cross multiply
    669,556.15x = 1,004,342.40 × 196,251.09
  4. Step 4: Simplify right side
    669,556.15x = 197,103,285,711.50
  5. Step 5: Solve for x
    x = 197,103,285,711.50/669,556.15
  6. Step 6: Final answer
    x = 294,379.02

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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.