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Finding the Fourth Proportional to 479,673, 719,544.38 and 184,185

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Solution

The fourth proportional to 479,673, 719,544.38 and 184,185 is: 276,290.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,673 : 719,544.38 = 184,185 : x
  2. Step 2: Convert to fraction form
    479,673/719,544.38 = 184,185/x
  3. Step 3: Cross multiply
    479,673x = 719,544.38 × 184,185
  4. Step 4: Simplify right side
    479,673x = 132,529,281,630.30
  5. Step 5: Solve for x
    x = 132,529,281,630.30/479,673
  6. Step 6: Final answer
    x = 276,290.89

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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.