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Finding the Fourth Proportional to 339,571, 508,580.88 and 162,203.50

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Solution

The fourth proportional to 339,571, 508,580.88 and 162,203.50 is: 242,934.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,571 : 508,580.88 = 162,203.50 : x
  2. Step 2: Convert to fraction form
    339,571/508,580.88 = 162,203.50/x
  3. Step 3: Cross multiply
    339,571x = 508,580.88 × 162,203.50
  4. Step 4: Simplify right side
    339,571x = 82,493,598,769.08
  5. Step 5: Solve for x
    x = 82,493,598,769.08/339,571
  6. Step 6: Final answer
    x = 242,934.76

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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.