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Finding the Fourth Proportional to 270,922.40, 405,800.40 and 224,266.40

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Solution

The fourth proportional to 270,922.40, 405,800.40 and 224,266.40 is: 335,916.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,922.40 : 405,800.40 = 224,266.40 : x
  2. Step 2: Convert to fraction form
    270,922.40/405,800.40 = 224,266.40/x
  3. Step 3: Cross multiply
    270,922.40x = 405,800.40 × 224,266.40
  4. Step 4: Simplify right side
    270,922.40x = 91,007,394,826.56
  5. Step 5: Solve for x
    x = 91,007,394,826.56/270,922.40
  6. Step 6: Final answer
    x = 335,916.83

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1.5x scale

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.