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Finding the Fourth Proportional to 795,744, 1,098,126.72 and 456,324.48

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Solution

The fourth proportional to 795,744, 1,098,126.72 and 456,324.48 is: 629,727.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    795,744 : 1,098,126.72 = 456,324.48 : x
  2. Step 2: Convert to fraction form
    795,744/1,098,126.72 = 456,324.48/x
  3. Step 3: Cross multiply
    795,744x = 1,098,126.72 × 456,324.48
  4. Step 4: Simplify right side
    795,744x = 501,102,104,478.11
  5. Step 5: Solve for x
    x = 501,102,104,478.11/795,744
  6. Step 6: Final answer
    x = 629,727.78

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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.