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Finding the Fourth Proportional to 303,288.71, 454,991.38 and 116,285.63

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Solution

The fourth proportional to 303,288.71, 454,991.38 and 116,285.63 is: 174,450.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,288.71 : 454,991.38 = 116,285.63 : x
  2. Step 2: Convert to fraction form
    303,288.71/454,991.38 = 116,285.63/x
  3. Step 3: Cross multiply
    303,288.71x = 454,991.38 × 116,285.63
  4. Step 4: Simplify right side
    303,288.71x = 52,908,956,702.20
  5. Step 5: Solve for x
    x = 52,908,956,702.20/303,288.71
  6. Step 6: Final answer
    x = 174,450.80

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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.