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Finding the Fourth Proportional to 441,481, 609,245.94 and 240,277

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Solution

The fourth proportional to 441,481, 609,245.94 and 240,277 is: 331,583.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,481 : 609,245.94 = 240,277 : x
  2. Step 2: Convert to fraction form
    441,481/609,245.94 = 240,277/x
  3. Step 3: Cross multiply
    441,481x = 609,245.94 × 240,277
  4. Step 4: Simplify right side
    441,481x = 146,387,786,725.38
  5. Step 5: Solve for x
    x = 146,387,786,725.38/441,481
  6. Step 6: Final answer
    x = 331,583.44

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1.5x scale

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.