Home / 322,748.74-445,415.52-179,522.11

Finding the Fourth Proportional to 322,748.74, 445,415.52 and 179,522.11

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Solution

The fourth proportional to 322,748.74, 445,415.52 and 179,522.11 is: 247,752.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,748.74 : 445,415.52 = 179,522.11 : x
  2. Step 2: Convert to fraction form
    322,748.74/445,415.52 = 179,522.11/x
  3. Step 3: Cross multiply
    322,748.74x = 445,415.52 × 179,522.11
  4. Step 4: Simplify right side
    322,748.74x = 79,961,933,977.15
  5. Step 5: Solve for x
    x = 79,961,933,977.15/322,748.74
  6. Step 6: Final answer
    x = 247,752.89

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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.