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Finding the Fourth Proportional to 394,600.94, 592,050.46 and 236,938.94

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Solution

The fourth proportional to 394,600.94, 592,050.46 and 236,938.94 is: 355,497.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,600.94 : 592,050.46 = 236,938.94 : x
  2. Step 2: Convert to fraction form
    394,600.94/592,050.46 = 236,938.94/x
  3. Step 3: Cross multiply
    394,600.94x = 592,050.46 × 236,938.94
  4. Step 4: Simplify right side
    394,600.94x = 140,279,808,418.91
  5. Step 5: Solve for x
    x = 140,279,808,418.91/394,600.94
  6. Step 6: Final answer
    x = 355,497.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.