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Finding the Fourth Proportional to 496,924.79, 744,446.78 and 293,912.87

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Solution

The fourth proportional to 496,924.79, 744,446.78 and 293,912.87 is: 440,313.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,924.79 : 744,446.78 = 293,912.87 : x
  2. Step 2: Convert to fraction form
    496,924.79/744,446.78 = 293,912.87/x
  3. Step 3: Cross multiply
    496,924.79x = 744,446.78 × 293,912.87
  4. Step 4: Simplify right side
    496,924.79x = 218,802,488,202.49
  5. Step 5: Solve for x
    x = 218,802,488,202.49/496,924.79
  6. Step 6: Final answer
    x = 440,313.09

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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.