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Finding the Fourth Proportional to 322,207.60, 482,836.20 and 233,647.60

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Solution

The fourth proportional to 322,207.60, 482,836.20 and 233,647.60 is: 350,126.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,207.60 : 482,836.20 = 233,647.60 : x
  2. Step 2: Convert to fraction form
    322,207.60/482,836.20 = 233,647.60/x
  3. Step 3: Cross multiply
    322,207.60x = 482,836.20 × 233,647.60
  4. Step 4: Simplify right side
    322,207.60x = 112,813,519,323.12
  5. Step 5: Solve for x
    x = 112,813,519,323.12/322,207.60
  6. Step 6: Final answer
    x = 350,126.81

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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.