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Finding the Fourth Proportional to 322,451.99, 444,980.54 and 179,208.96

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Solution

The fourth proportional to 322,451.99, 444,980.54 and 179,208.96 is: 247,306.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,451.99 : 444,980.54 = 179,208.96 : x
  2. Step 2: Convert to fraction form
    322,451.99/444,980.54 = 179,208.96/x
  3. Step 3: Cross multiply
    322,451.99x = 444,980.54 × 179,208.96
  4. Step 4: Simplify right side
    322,451.99x = 79,744,497,564.93
  5. Step 5: Solve for x
    x = 79,744,497,564.93/322,451.99
  6. Step 6: Final answer
    x = 247,306.58

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1.5x scale

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.