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Finding the Fourth Proportional to 451,233.68, 622,537.72 and 269,950.82

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Solution

The fourth proportional to 451,233.68, 622,537.72 and 269,950.82 is: 372,433.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,233.68 : 622,537.72 = 269,950.82 : x
  2. Step 2: Convert to fraction form
    451,233.68/622,537.72 = 269,950.82/x
  3. Step 3: Cross multiply
    451,233.68x = 622,537.72 × 269,950.82
  4. Step 4: Simplify right side
    451,233.68x = 168,054,564,207.37
  5. Step 5: Solve for x
    x = 168,054,564,207.37/451,233.68
  6. Step 6: Final answer
    x = 372,433.56

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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.