Home / 449,464.95-674,080.79-179,581.86

Finding the Fourth Proportional to 449,464.95, 674,080.79 and 179,581.86

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Solution

The fourth proportional to 449,464.95, 674,080.79 and 179,581.86 is: 269,326.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,464.95 : 674,080.79 = 179,581.86 : x
  2. Step 2: Convert to fraction form
    449,464.95/674,080.79 = 179,581.86/x
  3. Step 3: Cross multiply
    449,464.95x = 674,080.79 × 179,581.86
  4. Step 4: Simplify right side
    449,464.95x = 121,052,681,160.56
  5. Step 5: Solve for x
    x = 121,052,681,160.56/449,464.95
  6. Step 6: Final answer
    x = 269,326.19

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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.