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Finding the Fourth Proportional to 323,371.38, 484,938.81 and 123,592.98

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Solution

The fourth proportional to 323,371.38, 484,938.81 and 123,592.98 is: 185,344.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,371.38 : 484,938.81 = 123,592.98 : x
  2. Step 2: Convert to fraction form
    323,371.38/484,938.81 = 123,592.98/x
  3. Step 3: Cross multiply
    323,371.38x = 484,938.81 × 123,592.98
  4. Step 4: Simplify right side
    323,371.38x = 59,935,032,645.55
  5. Step 5: Solve for x
    x = 59,935,032,645.55/323,371.38
  6. Step 6: Final answer
    x = 185,344.27

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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.