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Finding the Fourth Proportional to 453,717.72, 680,997.57 and 229,235.82

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Solution

The fourth proportional to 453,717.72, 680,997.57 and 229,235.82 is: 344,066.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,717.72 : 680,997.57 = 229,235.82 : x
  2. Step 2: Convert to fraction form
    453,717.72/680,997.57 = 229,235.82/x
  3. Step 3: Cross multiply
    453,717.72x = 680,997.57 × 229,235.82
  4. Step 4: Simplify right side
    453,717.72x = 156,109,036,376.96
  5. Step 5: Solve for x
    x = 156,109,036,376.96/453,717.72
  6. Step 6: Final answer
    x = 344,066.43

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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.