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Finding the Fourth Proportional to 466,740.82, 644,110.52 and 275,753.76

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Solution

The fourth proportional to 466,740.82, 644,110.52 and 275,753.76 is: 380,545.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,740.82 : 644,110.52 = 275,753.76 : x
  2. Step 2: Convert to fraction form
    466,740.82/644,110.52 = 275,753.76/x
  3. Step 3: Cross multiply
    466,740.82x = 644,110.52 × 275,753.76
  4. Step 4: Simplify right side
    466,740.82x = 177,615,897,745.56
  5. Step 5: Solve for x
    x = 177,615,897,745.56/466,740.82
  6. Step 6: Final answer
    x = 380,545.03

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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.