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Finding the Fourth Proportional to 431,105.96, 594,936.95 and 240,122.54

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Solution

The fourth proportional to 431,105.96, 594,936.95 and 240,122.54 is: 331,375.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,105.96 : 594,936.95 = 240,122.54 : x
  2. Step 2: Convert to fraction form
    431,105.96/594,936.95 = 240,122.54/x
  3. Step 3: Cross multiply
    431,105.96x = 594,936.95 × 240,122.54
  4. Step 4: Simplify right side
    431,105.96x = 142,857,767,398.56
  5. Step 5: Solve for x
    x = 142,857,767,398.56/431,105.96
  6. Step 6: Final answer
    x = 331,375.07

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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.