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Finding the Fourth Proportional to 580,604.64, 801,233.82 and 325,956.30

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Solution

The fourth proportional to 580,604.64, 801,233.82 and 325,956.30 is: 449,819.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,604.64 : 801,233.82 = 325,956.30 : x
  2. Step 2: Convert to fraction form
    580,604.64/801,233.82 = 325,956.30/x
  3. Step 3: Cross multiply
    580,604.64x = 801,233.82 × 325,956.30
  4. Step 4: Simplify right side
    580,604.64x = 261,167,211,402.07
  5. Step 5: Solve for x
    x = 261,167,211,402.07/580,604.64
  6. Step 6: Final answer
    x = 449,819.37

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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.