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Finding the Fourth Proportional to 295,713.99, 443,580.03 and 115,791.93

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Solution

The fourth proportional to 295,713.99, 443,580.03 and 115,791.93 is: 173,691.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,713.99 : 443,580.03 = 115,791.93 : x
  2. Step 2: Convert to fraction form
    295,713.99/443,580.03 = 115,791.93/x
  3. Step 3: Cross multiply
    295,713.99x = 443,580.03 × 115,791.93
  4. Step 4: Simplify right side
    295,713.99x = 51,362,987,783.16
  5. Step 5: Solve for x
    x = 51,362,987,783.16/295,713.99
  6. Step 6: Final answer
    x = 173,691.44

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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.