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Finding the Fourth Proportional to 322,277.01, 482,942.35 and 162,132.82

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Solution

The fourth proportional to 322,277.01, 482,942.35 and 162,132.82 is: 242,961.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,277.01 : 482,942.35 = 162,132.82 : x
  2. Step 2: Convert to fraction form
    322,277.01/482,942.35 = 162,132.82/x
  3. Step 3: Cross multiply
    322,277.01x = 482,942.35 × 162,132.82
  4. Step 4: Simplify right side
    322,277.01x = 78,300,806,814.79
  5. Step 5: Solve for x
    x = 78,300,806,814.79/322,277.01
  6. Step 6: Final answer
    x = 242,961.19

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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.