Home / 307,432.72-458,092.93-273,895.08

Finding the Fourth Proportional to 307,432.72, 458,092.93 and 273,895.08

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Solution

The fourth proportional to 307,432.72, 458,092.93 and 273,895.08 is: 408,119.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,432.72 : 458,092.93 = 273,895.08 : x
  2. Step 2: Convert to fraction form
    307,432.72/458,092.93 = 273,895.08/x
  3. Step 3: Cross multiply
    307,432.72x = 458,092.93 × 273,895.08
  4. Step 4: Simplify right side
    307,432.72x = 125,469,399,709.78
  5. Step 5: Solve for x
    x = 125,469,399,709.78/307,432.72
  6. Step 6: Final answer
    x = 408,119.86

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.