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Finding the Fourth Proportional to 440,167.32, 659,391.41 and 303,365.96

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Solution

The fourth proportional to 440,167.32, 659,391.41 and 303,365.96 is: 454,456.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,167.32 : 659,391.41 = 303,365.96 : x
  2. Step 2: Convert to fraction form
    440,167.32/659,391.41 = 303,365.96/x
  3. Step 3: Cross multiply
    440,167.32x = 659,391.41 × 303,365.96
  4. Step 4: Simplify right side
    440,167.32x = 200,036,903,296.62
  5. Step 5: Solve for x
    x = 200,036,903,296.62/440,167.32
  6. Step 6: Final answer
    x = 454,456.51

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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.