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Finding the Fourth Proportional to 336,514.60, 504,869.60 and 108,805.32

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Solution

The fourth proportional to 336,514.60, 504,869.60 and 108,805.32 is: 163,239.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,514.60 : 504,869.60 = 108,805.32 : x
  2. Step 2: Convert to fraction form
    336,514.60/504,869.60 = 108,805.32/x
  3. Step 3: Cross multiply
    336,514.60x = 504,869.60 × 108,805.32
  4. Step 4: Simplify right side
    336,514.60x = 54,932,498,386.27
  5. Step 5: Solve for x
    x = 54,932,498,386.27/336,514.60
  6. Step 6: Final answer
    x = 163,239.57

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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.