Home / 669,056.70-1,003,293.45-269,564.70

Finding the Fourth Proportional to 669,056.70, 1,003,293.45 and 269,564.70

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Solution

The fourth proportional to 669,056.70, 1,003,293.45 and 269,564.70 is: 404,229.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,056.70 : 1,003,293.45 = 269,564.70 : x
  2. Step 2: Convert to fraction form
    669,056.70/1,003,293.45 = 269,564.70/x
  3. Step 3: Cross multiply
    669,056.70x = 1,003,293.45 × 269,564.70
  4. Step 4: Simplify right side
    669,056.70x = 270,452,497,861.22
  5. Step 5: Solve for x
    x = 270,452,497,861.22/669,056.70
  6. Step 6: Final answer
    x = 404,229.56

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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.