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Finding the Fourth Proportional to 304,540.56, 456,919.02 and 136,045.44

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Solution

The fourth proportional to 304,540.56, 456,919.02 and 136,045.44 is: 204,116.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,540.56 : 456,919.02 = 136,045.44 : x
  2. Step 2: Convert to fraction form
    304,540.56/456,919.02 = 136,045.44/x
  3. Step 3: Cross multiply
    304,540.56x = 456,919.02 × 136,045.44
  4. Step 4: Simplify right side
    304,540.56x = 62,161,749,120.27
  5. Step 5: Solve for x
    x = 62,161,749,120.27/304,540.56
  6. Step 6: Final answer
    x = 204,116.49

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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.