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Finding the Fourth Proportional to 672,369, 1,008,553.52 and 251,842.92

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Solution

The fourth proportional to 672,369, 1,008,553.52 and 251,842.92 is: 377,764.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,369 : 1,008,553.52 = 251,842.92 : x
  2. Step 2: Convert to fraction form
    672,369/1,008,553.52 = 251,842.92/x
  3. Step 3: Cross multiply
    672,369x = 1,008,553.52 × 251,842.92
  4. Step 4: Simplify right side
    672,369x = 253,997,063,453.08
  5. Step 5: Solve for x
    x = 253,997,063,453.08/672,369
  6. Step 6: Final answer
    x = 377,764.39

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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.