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Finding the Fourth Proportional to 322,277.80, 444,814.50 and 179,087.08

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Solution

The fourth proportional to 322,277.80, 444,814.50 and 179,087.08 is: 247,179.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,277.80 : 444,814.50 = 179,087.08 : x
  2. Step 2: Convert to fraction form
    322,277.80/444,814.50 = 179,087.08/x
  3. Step 3: Cross multiply
    322,277.80x = 444,814.50 × 179,087.08
  4. Step 4: Simplify right side
    322,277.80x = 79,660,529,946.66
  5. Step 5: Solve for x
    x = 79,660,529,946.66/322,277.80
  6. Step 6: Final answer
    x = 247,179.70

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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.