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Finding the Fourth Proportional to 467,052.58, 644,593.80 and 263,142.88

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Solution

The fourth proportional to 467,052.58, 644,593.80 and 263,142.88 is: 363,171.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,052.58 : 644,593.80 = 263,142.88 : x
  2. Step 2: Convert to fraction form
    467,052.58/644,593.80 = 263,142.88/x
  3. Step 3: Cross multiply
    467,052.58x = 644,593.80 × 263,142.88
  4. Step 4: Simplify right side
    467,052.58x = 169,620,266,857.27
  5. Step 5: Solve for x
    x = 169,620,266,857.27/467,052.58
  6. Step 6: Final answer
    x = 363,171.67

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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.