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Finding the Fourth Proportional to 426,241.75, 588,210.78 and 235,255.14

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Solution

The fourth proportional to 426,241.75, 588,210.78 and 235,255.14 is: 324,650.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,241.75 : 588,210.78 = 235,255.14 : x
  2. Step 2: Convert to fraction form
    426,241.75/588,210.78 = 235,255.14/x
  3. Step 3: Cross multiply
    426,241.75x = 588,210.78 × 235,255.14
  4. Step 4: Simplify right side
    426,241.75x = 138,379,609,398.41
  5. Step 5: Solve for x
    x = 138,379,609,398.41/426,241.75
  6. Step 6: Final answer
    x = 324,650.53

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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.