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Finding the Fourth Proportional to 440,846.44, 660,631.42 and 303,929

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Solution

The fourth proportional to 440,846.44, 660,631.42 and 303,929 is: 455,453.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,846.44 : 660,631.42 = 303,929 : x
  2. Step 2: Convert to fraction form
    440,846.44/660,631.42 = 303,929/x
  3. Step 3: Cross multiply
    440,846.44x = 660,631.42 × 303,929
  4. Step 4: Simplify right side
    440,846.44x = 200,785,046,849.18
  5. Step 5: Solve for x
    x = 200,785,046,849.18/440,846.44
  6. Step 6: Final answer
    x = 455,453.48

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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.