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Finding the Fourth Proportional to 488,952.77, 733,280.04 and 338,119.56

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Solution

The fourth proportional to 488,952.77, 733,280.04 and 338,119.56 is: 507,076.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,952.77 : 733,280.04 = 338,119.56 : x
  2. Step 2: Convert to fraction form
    488,952.77/733,280.04 = 338,119.56/x
  3. Step 3: Cross multiply
    488,952.77x = 733,280.04 × 338,119.56
  4. Step 4: Simplify right side
    488,952.77x = 247,936,324,481.58
  5. Step 5: Solve for x
    x = 247,936,324,481.58/488,952.77
  6. Step 6: Final answer
    x = 507,076.23

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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.