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Finding the Fourth Proportional to 440,092.26, 660,575.79 and 203,488.02

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Solution

The fourth proportional to 440,092.26, 660,575.79 and 203,488.02 is: 305,434.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,092.26 : 660,575.79 = 203,488.02 : x
  2. Step 2: Convert to fraction form
    440,092.26/660,575.79 = 203,488.02/x
  3. Step 3: Cross multiply
    440,092.26x = 660,575.79 × 203,488.02
  4. Step 4: Simplify right side
    440,092.26x = 134,419,259,567.04
  5. Step 5: Solve for x
    x = 134,419,259,567.04/440,092.26
  6. Step 6: Final answer
    x = 305,434.27

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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.