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Finding the Fourth Proportional to 345,002, 517,503 and 95,684

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Solution

The fourth proportional to 345,002, 517,503 and 95,684 is: 143,526

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,002 : 517,503 = 95,684 : x
  2. Step 2: Convert to fraction form
    345,002/517,503 = 95,684/x
  3. Step 3: Cross multiply
    345,002x = 517,503 × 95,684
  4. Step 4: Simplify right side
    345,002x = 49,516,757,052
  5. Step 5: Solve for x
    x = 49,516,757,052/345,002
  6. Step 6: Final answer
    x = 143,526

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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.