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Finding the Fourth Proportional to 403,775.37, 605,797.92 and 179,104.86

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Solution

The fourth proportional to 403,775.37, 605,797.92 and 179,104.86 is: 268,717.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,775.37 : 605,797.92 = 179,104.86 : x
  2. Step 2: Convert to fraction form
    403,775.37/605,797.92 = 179,104.86/x
  3. Step 3: Cross multiply
    403,775.37x = 605,797.92 × 179,104.86
  4. Step 4: Simplify right side
    403,775.37x = 108,501,351,649.89
  5. Step 5: Solve for x
    x = 108,501,351,649.89/403,775.37
  6. Step 6: Final answer
    x = 268,717.11

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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.