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Finding the Fourth Proportional to 270,830.68, 406,283.82 and 113,022.97

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Solution

The fourth proportional to 270,830.68, 406,283.82 and 113,022.97 is: 169,550.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,830.68 : 406,283.82 = 113,022.97 : x
  2. Step 2: Convert to fraction form
    270,830.68/406,283.82 = 113,022.97/x
  3. Step 3: Cross multiply
    270,830.68x = 406,283.82 × 113,022.97
  4. Step 4: Simplify right side
    270,830.68x = 45,919,403,999.35
  5. Step 5: Solve for x
    x = 45,919,403,999.35/270,830.68
  6. Step 6: Final answer
    x = 169,550.23

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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.