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Finding the Fourth Proportional to 204,830.80, 306,727.80 and 163,358.80

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Solution

The fourth proportional to 204,830.80, 306,727.80 and 163,358.80 is: 244,624.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,830.80 : 306,727.80 = 163,358.80 : x
  2. Step 2: Convert to fraction form
    204,830.80/306,727.80 = 163,358.80/x
  3. Step 3: Cross multiply
    204,830.80x = 306,727.80 × 163,358.80
  4. Step 4: Simplify right side
    204,830.80x = 50,106,685,334.64
  5. Step 5: Solve for x
    x = 50,106,685,334.64/204,830.80
  6. Step 6: Final answer
    x = 244,624.76

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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.