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Finding the Fourth Proportional to 435,996.08, 601,678.56 and 263,918

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Solution

The fourth proportional to 435,996.08, 601,678.56 and 263,918 is: 364,209.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,996.08 : 601,678.56 = 263,918 : x
  2. Step 2: Convert to fraction form
    435,996.08/601,678.56 = 263,918/x
  3. Step 3: Cross multiply
    435,996.08x = 601,678.56 × 263,918
  4. Step 4: Simplify right side
    435,996.08x = 158,793,802,198.08
  5. Step 5: Solve for x
    x = 158,793,802,198.08/435,996.08
  6. Step 6: Final answer
    x = 364,209.24

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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.