Home / 414,284.27-621,325.43-114,757.07

Finding the Fourth Proportional to 414,284.27, 621,325.43 and 114,757.07

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Solution

The fourth proportional to 414,284.27, 621,325.43 and 114,757.07 is: 172,107.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,284.27 : 621,325.43 = 114,757.07 : x
  2. Step 2: Convert to fraction form
    414,284.27/621,325.43 = 114,757.07/x
  3. Step 3: Cross multiply
    414,284.27x = 621,325.43 × 114,757.07
  4. Step 4: Simplify right side
    414,284.27x = 71,301,485,289.50
  5. Step 5: Solve for x
    x = 71,301,485,289.50/414,284.27
  6. Step 6: Final answer
    x = 172,107.63

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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.