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Finding the Fourth Proportional to 426,229.85, 588,195.99 and 235,241.88

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Solution

The fourth proportional to 426,229.85, 588,195.99 and 235,241.88 is: 324,633.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,229.85 : 588,195.99 = 235,241.88 : x
  2. Step 2: Convert to fraction form
    426,229.85/588,195.99 = 235,241.88/x
  3. Step 3: Cross multiply
    426,229.85x = 588,195.99 × 235,241.88
  4. Step 4: Simplify right side
    426,229.85x = 138,368,330,496.06
  5. Step 5: Solve for x
    x = 138,368,330,496.06/426,229.85
  6. Step 6: Final answer
    x = 324,633.13

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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.