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Finding the Fourth Proportional to 483,917.96, 667,806.18 and 269,051.24

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Solution

The fourth proportional to 483,917.96, 667,806.18 and 269,051.24 is: 371,290.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,917.96 : 667,806.18 = 269,051.24 : x
  2. Step 2: Convert to fraction form
    483,917.96/667,806.18 = 269,051.24/x
  3. Step 3: Cross multiply
    483,917.96x = 667,806.18 × 269,051.24
  4. Step 4: Simplify right side
    483,917.96x = 179,674,080,808.66
  5. Step 5: Solve for x
    x = 179,674,080,808.66/483,917.96
  6. Step 6: Final answer
    x = 371,290.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.