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Finding the Fourth Proportional to 447,956.48, 671,926.41 and 110,997.92

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Solution

The fourth proportional to 447,956.48, 671,926.41 and 110,997.92 is: 166,494.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,956.48 : 671,926.41 = 110,997.92 : x
  2. Step 2: Convert to fraction form
    447,956.48/671,926.41 = 110,997.92/x
  3. Step 3: Cross multiply
    447,956.48x = 671,926.41 × 110,997.92
  4. Step 4: Simplify right side
    447,956.48x = 74,582,433,903.07
  5. Step 5: Solve for x
    x = 74,582,433,903.07/447,956.48
  6. Step 6: Final answer
    x = 166,494.82

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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.