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Finding the Fourth Proportional to 295,693.62, 443,577.34 and 115,755.80

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Solution

The fourth proportional to 295,693.62, 443,577.34 and 115,755.80 is: 173,648.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,693.62 : 443,577.34 = 115,755.80 : x
  2. Step 2: Convert to fraction form
    295,693.62/443,577.34 = 115,755.80/x
  3. Step 3: Cross multiply
    295,693.62x = 443,577.34 × 115,755.80
  4. Step 4: Simplify right side
    295,693.62x = 51,346,651,661.68
  5. Step 5: Solve for x
    x = 51,346,651,661.68/295,693.62
  6. Step 6: Final answer
    x = 173,648.15

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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.