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Finding the Fourth Proportional to 303,881.58, 456,108.39 and 154,229.27

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Solution

The fourth proportional to 303,881.58, 456,108.39 and 154,229.27 is: 231,489.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,881.58 : 456,108.39 = 154,229.27 : x
  2. Step 2: Convert to fraction form
    303,881.58/456,108.39 = 154,229.27/x
  3. Step 3: Cross multiply
    303,881.58x = 456,108.39 × 154,229.27
  4. Step 4: Simplify right side
    303,881.58x = 70,345,266,032.22
  5. Step 5: Solve for x
    x = 70,345,266,032.22/303,881.58
  6. Step 6: Final answer
    x = 231,489.07

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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.