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Finding the Fourth Proportional to 446,286.97, 669,472.98 and 146,770.03

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Solution

The fourth proportional to 446,286.97, 669,472.98 and 146,770.03 is: 220,169.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,286.97 : 669,472.98 = 146,770.03 : x
  2. Step 2: Convert to fraction form
    446,286.97/669,472.98 = 146,770.03/x
  3. Step 3: Cross multiply
    446,286.97x = 669,472.98 × 146,770.03
  4. Step 4: Simplify right side
    446,286.97x = 98,258,569,358.79
  5. Step 5: Solve for x
    x = 98,258,569,358.79/446,286.97
  6. Step 6: Final answer
    x = 220,169.03

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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.