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Finding the Fourth Proportional to 605,755.92, 909,055.49 and 250,771.80

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Solution

The fourth proportional to 605,755.92, 909,055.49 and 250,771.80 is: 376,332.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,755.92 : 909,055.49 = 250,771.80 : x
  2. Step 2: Convert to fraction form
    605,755.92/909,055.49 = 250,771.80/x
  3. Step 3: Cross multiply
    605,755.92x = 909,055.49 × 250,771.80
  4. Step 4: Simplify right side
    605,755.92x = 227,965,481,527.18
  5. Step 5: Solve for x
    x = 227,965,481,527.18/605,755.92
  6. Step 6: Final answer
    x = 376,332.24

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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.