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Finding the Fourth Proportional to 324,576.72, 447,907.62 and 181,337.84

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Solution

The fourth proportional to 324,576.72, 447,907.62 and 181,337.84 is: 250,241.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,576.72 : 447,907.62 = 181,337.84 : x
  2. Step 2: Convert to fraction form
    324,576.72/447,907.62 = 181,337.84/x
  3. Step 3: Cross multiply
    324,576.72x = 447,907.62 × 181,337.84
  4. Step 4: Simplify right side
    324,576.72x = 81,222,600,330.34
  5. Step 5: Solve for x
    x = 81,222,600,330.34/324,576.72
  6. Step 6: Final answer
    x = 250,241.61

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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.