Home / 414,147.09-571,516.05-230,383.47

Finding the Fourth Proportional to 414,147.09, 571,516.05 and 230,383.47

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Solution

The fourth proportional to 414,147.09, 571,516.05 and 230,383.47 is: 317,925.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,147.09 : 571,516.05 = 230,383.47 : x
  2. Step 2: Convert to fraction form
    414,147.09/571,516.05 = 230,383.47/x
  3. Step 3: Cross multiply
    414,147.09x = 571,516.05 × 230,383.47
  4. Step 4: Simplify right side
    414,147.09x = 131,667,850,759.69
  5. Step 5: Solve for x
    x = 131,667,850,759.69/414,147.09
  6. Step 6: Final answer
    x = 317,925.33

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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.