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Finding the Fourth Proportional to 580,852.62, 801,579.81 and 322,729.92

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Solution

The fourth proportional to 580,852.62, 801,579.81 and 322,729.92 is: 445,369.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,852.62 : 801,579.81 = 322,729.92 : x
  2. Step 2: Convert to fraction form
    580,852.62/801,579.81 = 322,729.92/x
  3. Step 3: Cross multiply
    580,852.62x = 801,579.81 × 322,729.92
  4. Step 4: Simplify right side
    580,852.62x = 258,693,787,954.92
  5. Step 5: Solve for x
    x = 258,693,787,954.92/580,852.62
  6. Step 6: Final answer
    x = 445,369.06

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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.