Home / 414,158.72-571,586.09-230,415.48

Finding the Fourth Proportional to 414,158.72, 571,586.09 and 230,415.48

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Solution

The fourth proportional to 414,158.72, 571,586.09 and 230,415.48 is: 317,999.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,158.72 : 571,586.09 = 230,415.48 : x
  2. Step 2: Convert to fraction form
    414,158.72/571,586.09 = 230,415.48/x
  3. Step 3: Cross multiply
    414,158.72x = 571,586.09 × 230,415.48
  4. Step 4: Simplify right side
    414,158.72x = 131,702,282,136.60
  5. Step 5: Solve for x
    x = 131,702,282,136.60/414,158.72
  6. Step 6: Final answer
    x = 317,999.54

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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.