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Finding the Fourth Proportional to 375,550.56, 563,418.24 and 109,313.52

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Solution

The fourth proportional to 375,550.56, 563,418.24 and 109,313.52 is: 163,997.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,550.56 : 563,418.24 = 109,313.52 : x
  2. Step 2: Convert to fraction form
    375,550.56/563,418.24 = 109,313.52/x
  3. Step 3: Cross multiply
    375,550.56x = 563,418.24 × 109,313.52
  4. Step 4: Simplify right side
    375,550.56x = 61,589,231,046.60
  5. Step 5: Solve for x
    x = 61,589,231,046.60/375,550.56
  6. Step 6: Final answer
    x = 163,997.18

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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.