Home / 331,536.90-497,738.97-196,846.86

Finding the Fourth Proportional to 331,536.90, 497,738.97 and 196,846.86

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Solution

The fourth proportional to 331,536.90, 497,738.97 and 196,846.86 is: 295,527.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,536.90 : 497,738.97 = 196,846.86 : x
  2. Step 2: Convert to fraction form
    331,536.90/497,738.97 = 196,846.86/x
  3. Step 3: Cross multiply
    331,536.90x = 497,738.97 × 196,846.86
  4. Step 4: Simplify right side
    331,536.90x = 97,978,353,344.13
  5. Step 5: Solve for x
    x = 97,978,353,344.13/331,536.90
  6. Step 6: Final answer
    x = 295,527.75

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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.