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Finding the Fourth Proportional to 466,897.05, 644,380.52 and 273,363.75

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Solution

The fourth proportional to 466,897.05, 644,380.52 and 273,363.75 is: 377,278.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,897.05 : 644,380.52 = 273,363.75 : x
  2. Step 2: Convert to fraction form
    466,897.05/644,380.52 = 273,363.75/x
  3. Step 3: Cross multiply
    466,897.05x = 644,380.52 × 273,363.75
  4. Step 4: Simplify right side
    466,897.05x = 176,150,274,007.33
  5. Step 5: Solve for x
    x = 176,150,274,007.33/466,897.05
  6. Step 6: Final answer
    x = 377,278.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.