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Finding the Fourth Proportional to 303,826.02, 419,267.16 and 174,754.70

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Solution

The fourth proportional to 303,826.02, 419,267.16 and 174,754.70 is: 241,154.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,826.02 : 419,267.16 = 174,754.70 : x
  2. Step 2: Convert to fraction form
    303,826.02/419,267.16 = 174,754.70/x
  3. Step 3: Cross multiply
    303,826.02x = 419,267.16 × 174,754.70
  4. Step 4: Simplify right side
    303,826.02x = 73,268,906,765.65
  5. Step 5: Solve for x
    x = 73,268,906,765.65/303,826.02
  6. Step 6: Final answer
    x = 241,154.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.