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Finding the Fourth Proportional to 414,076.68, 571,446.36 and 252,905.64

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Solution

The fourth proportional to 414,076.68, 571,446.36 and 252,905.64 is: 349,022.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,076.68 : 571,446.36 = 252,905.64 : x
  2. Step 2: Convert to fraction form
    414,076.68/571,446.36 = 252,905.64/x
  3. Step 3: Cross multiply
    414,076.68x = 571,446.36 × 252,905.64
  4. Step 4: Simplify right side
    414,076.68x = 144,522,007,401.47
  5. Step 5: Solve for x
    x = 144,522,007,401.47/414,076.68
  6. Step 6: Final answer
    x = 349,022.33

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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.