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Finding the Fourth Proportional to 303,269.04, 454,991.04 and 125,742.96

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Solution

The fourth proportional to 303,269.04, 454,991.04 and 125,742.96 is: 188,650.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,269.04 : 454,991.04 = 125,742.96 : x
  2. Step 2: Convert to fraction form
    303,269.04/454,991.04 = 125,742.96/x
  3. Step 3: Cross multiply
    303,269.04x = 454,991.04 × 125,742.96
  4. Step 4: Simplify right side
    303,269.04x = 57,211,920,143.08
  5. Step 5: Solve for x
    x = 57,211,920,143.08/303,269.04
  6. Step 6: Final answer
    x = 188,650.71

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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.