Home / 379,961.26-524,260.68-226,969.51

Finding the Fourth Proportional to 379,961.26, 524,260.68 and 226,969.51

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Solution

The fourth proportional to 379,961.26, 524,260.68 and 226,969.51 is: 313,166.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,961.26 : 524,260.68 = 226,969.51 : x
  2. Step 2: Convert to fraction form
    379,961.26/524,260.68 = 226,969.51/x
  3. Step 3: Cross multiply
    379,961.26x = 524,260.68 × 226,969.51
  4. Step 4: Simplify right side
    379,961.26x = 118,991,189,651.87
  5. Step 5: Solve for x
    x = 118,991,189,651.87/379,961.26
  6. Step 6: Final answer
    x = 313,166.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.