Home / 825,051.76-1,237,578.68-226,018.15

Finding the Fourth Proportional to 825,051.76, 1,237,578.68 and 226,018.15

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Solution

The fourth proportional to 825,051.76, 1,237,578.68 and 226,018.15 is: 339,027.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,051.76 : 1,237,578.68 = 226,018.15 : x
  2. Step 2: Convert to fraction form
    825,051.76/1,237,578.68 = 226,018.15/x
  3. Step 3: Cross multiply
    825,051.76x = 1,237,578.68 × 226,018.15
  4. Step 4: Simplify right side
    825,051.76x = 279,715,241,204.14
  5. Step 5: Solve for x
    x = 279,715,241,204.14/825,051.76
  6. Step 6: Final answer
    x = 339,027.51

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Double scale
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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.