Home / 669,631.32-1,004,447-295,579.80

Finding the Fourth Proportional to 669,631.32, 1,004,447 and 295,579.80

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Solution

The fourth proportional to 669,631.32, 1,004,447 and 295,579.80 is: 443,369.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,631.32 : 1,004,447 = 295,579.80 : x
  2. Step 2: Convert to fraction form
    669,631.32/1,004,447 = 295,579.80/x
  3. Step 3: Cross multiply
    669,631.32x = 1,004,447 × 295,579.80
  4. Step 4: Simplify right side
    669,631.32x = 296,894,243,370.60
  5. Step 5: Solve for x
    x = 296,894,243,370.60/669,631.32
  6. Step 6: Final answer
    x = 443,369.71

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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.