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Finding the Fourth Proportional to 394,720.38, 592,274.97 and 184,327.74

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Solution

The fourth proportional to 394,720.38, 592,274.97 and 184,327.74 is: 276,582.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,720.38 : 592,274.97 = 184,327.74 : x
  2. Step 2: Convert to fraction form
    394,720.38/592,274.97 = 184,327.74/x
  3. Step 3: Cross multiply
    394,720.38x = 592,274.97 × 184,327.74
  4. Step 4: Simplify right side
    394,720.38x = 109,172,706,678.67
  5. Step 5: Solve for x
    x = 109,172,706,678.67/394,720.38
  6. Step 6: Final answer
    x = 276,582.39

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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.