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Finding the Fourth Proportional to 535,771.56, 803,550.27 and 251,388.97

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Solution

The fourth proportional to 535,771.56, 803,550.27 and 251,388.97 is: 377,033.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,771.56 : 803,550.27 = 251,388.97 : x
  2. Step 2: Convert to fraction form
    535,771.56/803,550.27 = 251,388.97/x
  3. Step 3: Cross multiply
    535,771.56x = 803,550.27 × 251,388.97
  4. Step 4: Simplify right side
    535,771.56x = 202,003,673,652.36
  5. Step 5: Solve for x
    x = 202,003,673,652.36/535,771.56
  6. Step 6: Final answer
    x = 377,033.21

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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.