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Finding the Fourth Proportional to 503,039.70, 693,843.03 and 341,614.26

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Solution

The fourth proportional to 503,039.70, 693,843.03 and 341,614.26 is: 471,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,039.70 : 693,843.03 = 341,614.26 : x
  2. Step 2: Convert to fraction form
    503,039.70/693,843.03 = 341,614.26/x
  3. Step 3: Cross multiply
    503,039.70x = 693,843.03 × 341,614.26
  4. Step 4: Simplify right side
    503,039.70x = 237,026,673,249.61
  5. Step 5: Solve for x
    x = 237,026,673,249.61/503,039.70
  6. Step 6: Final answer
    x = 471,188.80

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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.