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Finding the Fourth Proportional to 792,697.48, 1,189,042.04 and 193,662

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Solution

The fourth proportional to 792,697.48, 1,189,042.04 and 193,662 is: 290,491.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,697.48 : 1,189,042.04 = 193,662 : x
  2. Step 2: Convert to fraction form
    792,697.48/1,189,042.04 = 193,662/x
  3. Step 3: Cross multiply
    792,697.48x = 1,189,042.04 × 193,662
  4. Step 4: Simplify right side
    792,697.48x = 230,272,259,550.48
  5. Step 5: Solve for x
    x = 230,272,259,550.48/792,697.48
  6. Step 6: Final answer
    x = 290,491.98

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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.