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Finding the Fourth Proportional to 415,793.88, 573,795.46 and 234,505.42

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Solution

The fourth proportional to 415,793.88, 573,795.46 and 234,505.42 is: 323,617.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,793.88 : 573,795.46 = 234,505.42 : x
  2. Step 2: Convert to fraction form
    415,793.88/573,795.46 = 234,505.42/x
  3. Step 3: Cross multiply
    415,793.88x = 573,795.46 × 234,505.42
  4. Step 4: Simplify right side
    415,793.88x = 134,558,145,341.39
  5. Step 5: Solve for x
    x = 134,558,145,341.39/415,793.88
  6. Step 6: Final answer
    x = 323,617.43

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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.