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Finding the Fourth Proportional to 283,519.44, 425,457.24 and 115,040.52

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Solution

The fourth proportional to 283,519.44, 425,457.24 and 115,040.52 is: 172,633.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,519.44 : 425,457.24 = 115,040.52 : x
  2. Step 2: Convert to fraction form
    283,519.44/425,457.24 = 115,040.52/x
  3. Step 3: Cross multiply
    283,519.44x = 425,457.24 × 115,040.52
  4. Step 4: Simplify right side
    283,519.44x = 48,944,822,127.36
  5. Step 5: Solve for x
    x = 48,944,822,127.36/283,519.44
  6. Step 6: Final answer
    x = 172,633.04

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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.