Home / 366,284.88-505,551.24-215,467.92

Finding the Fourth Proportional to 366,284.88, 505,551.24 and 215,467.92

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Solution

The fourth proportional to 366,284.88, 505,551.24 and 215,467.92 is: 297,391.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,284.88 : 505,551.24 = 215,467.92 : x
  2. Step 2: Convert to fraction form
    366,284.88/505,551.24 = 215,467.92/x
  3. Step 3: Cross multiply
    366,284.88x = 505,551.24 × 215,467.92
  4. Step 4: Simplify right side
    366,284.88x = 108,930,074,136.22
  5. Step 5: Solve for x
    x = 108,930,074,136.22/366,284.88
  6. Step 6: Final answer
    x = 297,391.68

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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.