Home / 366,013.22-505,120.67-204,878.30

Finding the Fourth Proportional to 366,013.22, 505,120.67 and 204,878.30

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Solution

The fourth proportional to 366,013.22, 505,120.67 and 204,878.30 is: 282,744.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,013.22 : 505,120.67 = 204,878.30 : x
  2. Step 2: Convert to fraction form
    366,013.22/505,120.67 = 204,878.30/x
  3. Step 3: Cross multiply
    366,013.22x = 505,120.67 × 204,878.30
  4. Step 4: Simplify right side
    366,013.22x = 103,488,260,614.47
  5. Step 5: Solve for x
    x = 103,488,260,614.47/366,013.22
  6. Step 6: Final answer
    x = 282,744.60

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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.