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Finding the Fourth Proportional to 580,592.73, 801,190.69 and 322,486.41

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Solution

The fourth proportional to 580,592.73, 801,190.69 and 322,486.41 is: 445,016.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,592.73 : 801,190.69 = 322,486.41 : x
  2. Step 2: Convert to fraction form
    580,592.73/801,190.69 = 322,486.41/x
  3. Step 3: Cross multiply
    580,592.73x = 801,190.69 × 322,486.41
  4. Step 4: Simplify right side
    580,592.73x = 258,373,109,343.52
  5. Step 5: Solve for x
    x = 258,373,109,343.52/580,592.73
  6. Step 6: Final answer
    x = 445,016.09

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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.