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Finding the Fourth Proportional to 204,417.80, 306,626.70 and 151,273.70

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Solution

The fourth proportional to 204,417.80, 306,626.70 and 151,273.70 is: 226,910.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,417.80 : 306,626.70 = 151,273.70 : x
  2. Step 2: Convert to fraction form
    204,417.80/306,626.70 = 151,273.70/x
  3. Step 3: Cross multiply
    204,417.80x = 306,626.70 × 151,273.70
  4. Step 4: Simplify right side
    204,417.80x = 46,384,555,427.79
  5. Step 5: Solve for x
    x = 46,384,555,427.79/204,417.80
  6. Step 6: Final answer
    x = 226,910.55

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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.