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Finding the Fourth Proportional to 404,141.56, 606,212.38 and 224,337.40

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Solution

The fourth proportional to 404,141.56, 606,212.38 and 224,337.40 is: 336,506.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,141.56 : 606,212.38 = 224,337.40 : x
  2. Step 2: Convert to fraction form
    404,141.56/606,212.38 = 224,337.40/x
  3. Step 3: Cross multiply
    404,141.56x = 606,212.38 × 224,337.40
  4. Step 4: Simplify right side
    404,141.56x = 135,996,107,941.90
  5. Step 5: Solve for x
    x = 135,996,107,941.90/404,141.56
  6. Step 6: Final answer
    x = 336,506.12

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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.