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Finding the Fourth Proportional to 349,096.38, 481,751.96 and 203,930.60

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Solution

The fourth proportional to 349,096.38, 481,751.96 and 203,930.60 is: 281,423.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,096.38 : 481,751.96 = 203,930.60 : x
  2. Step 2: Convert to fraction form
    349,096.38/481,751.96 = 203,930.60/x
  3. Step 3: Cross multiply
    349,096.38x = 481,751.96 × 203,930.60
  4. Step 4: Simplify right side
    349,096.38x = 98,243,966,253.98
  5. Step 5: Solve for x
    x = 98,243,966,253.98/349,096.38
  6. Step 6: Final answer
    x = 281,423.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.