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Finding the Fourth Proportional to 550,186.68, 825,007.86 and 195,147.48

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Solution

The fourth proportional to 550,186.68, 825,007.86 and 195,147.48 is: 292,624.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,186.68 : 825,007.86 = 195,147.48 : x
  2. Step 2: Convert to fraction form
    550,186.68/825,007.86 = 195,147.48/x
  3. Step 3: Cross multiply
    550,186.68x = 825,007.86 × 195,147.48
  4. Step 4: Simplify right side
    550,186.68x = 160,998,204,859.19
  5. Step 5: Solve for x
    x = 160,998,204,859.19/550,186.68
  6. Step 6: Final answer
    x = 292,624.69

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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.