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Finding the Fourth Proportional to 471,076.08, 704,981.16 and 451,480.56

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Solution

The fourth proportional to 471,076.08, 704,981.16 and 451,480.56 is: 675,655.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,076.08 : 704,981.16 = 451,480.56 : x
  2. Step 2: Convert to fraction form
    471,076.08/704,981.16 = 451,480.56/x
  3. Step 3: Cross multiply
    471,076.08x = 704,981.16 × 451,480.56
  4. Step 4: Simplify right side
    471,076.08x = 318,285,288,906.25
  5. Step 5: Solve for x
    x = 318,285,288,906.25/471,076.08
  6. Step 6: Final answer
    x = 675,655.81

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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.