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Finding the Fourth Proportional to 225,590.26, 338,387.31 and 180,499.89

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Solution

The fourth proportional to 225,590.26, 338,387.31 and 180,499.89 is: 270,751.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,590.26 : 338,387.31 = 180,499.89 : x
  2. Step 2: Convert to fraction form
    225,590.26/338,387.31 = 180,499.89/x
  3. Step 3: Cross multiply
    225,590.26x = 338,387.31 × 180,499.89
  4. Step 4: Simplify right side
    225,590.26x = 61,078,872,232.40
  5. Step 5: Solve for x
    x = 61,078,872,232.40/225,590.26
  6. Step 6: Final answer
    x = 270,751.37

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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.