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Finding the Fourth Proportional to 450,744.06, 676,005.39 and 151,217.94

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Solution

The fourth proportional to 450,744.06, 676,005.39 and 151,217.94 is: 226,789.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,744.06 : 676,005.39 = 151,217.94 : x
  2. Step 2: Convert to fraction form
    450,744.06/676,005.39 = 151,217.94/x
  3. Step 3: Cross multiply
    450,744.06x = 676,005.39 × 151,217.94
  4. Step 4: Simplify right side
    450,744.06x = 102,224,142,504.70
  5. Step 5: Solve for x
    x = 102,224,142,504.70/450,744.06
  6. Step 6: Final answer
    x = 226,789.77

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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.