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Finding the Fourth Proportional to 450,456.31, 675,683.92 and 273,013.93

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Solution

The fourth proportional to 450,456.31, 675,683.92 and 273,013.93 is: 409,520.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,456.31 : 675,683.92 = 273,013.93 : x
  2. Step 2: Convert to fraction form
    450,456.31/675,683.92 = 273,013.93/x
  3. Step 3: Cross multiply
    450,456.31x = 675,683.92 × 273,013.93
  4. Step 4: Simplify right side
    450,456.31x = 184,471,122,437.01
  5. Step 5: Solve for x
    x = 184,471,122,437.01/450,456.31
  6. Step 6: Final answer
    x = 409,520.56

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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.