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Finding the Fourth Proportional to 303,305.35, 454,914.82 and 103,634.95

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Solution

The fourth proportional to 303,305.35, 454,914.82 and 103,634.95 is: 155,437.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,305.35 : 454,914.82 = 103,634.95 : x
  2. Step 2: Convert to fraction form
    303,305.35/454,914.82 = 103,634.95/x
  3. Step 3: Cross multiply
    303,305.35x = 454,914.82 × 103,634.95
  4. Step 4: Simplify right side
    303,305.35x = 47,145,074,624.96
  5. Step 5: Solve for x
    x = 47,145,074,624.96/303,305.35
  6. Step 6: Final answer
    x = 155,437.66

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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.