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Finding the Fourth Proportional to 339,662.10, 468,614.16 and 203,740.02

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Solution

The fourth proportional to 339,662.10, 468,614.16 and 203,740.02 is: 281,089.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,662.10 : 468,614.16 = 203,740.02 : x
  2. Step 2: Convert to fraction form
    339,662.10/468,614.16 = 203,740.02/x
  3. Step 3: Cross multiply
    339,662.10x = 468,614.16 × 203,740.02
  4. Step 4: Simplify right side
    339,662.10x = 95,475,458,330.68
  5. Step 5: Solve for x
    x = 95,475,458,330.68/339,662.10
  6. Step 6: Final answer
    x = 281,089.52

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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.