Home / 669,743.82-1,004,624.04-196,438.98

Finding the Fourth Proportional to 669,743.82, 1,004,624.04 and 196,438.98

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Solution

The fourth proportional to 669,743.82, 1,004,624.04 and 196,438.98 is: 294,660.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,743.82 : 1,004,624.04 = 196,438.98 : x
  2. Step 2: Convert to fraction form
    669,743.82/1,004,624.04 = 196,438.98/x
  3. Step 3: Cross multiply
    669,743.82x = 1,004,624.04 × 196,438.98
  4. Step 4: Simplify right side
    669,743.82x = 197,347,321,701.08
  5. Step 5: Solve for x
    x = 197,347,321,701.08/669,743.82
  6. Step 6: Final answer
    x = 294,660.91

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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.