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Finding the Fourth Proportional to 437,582.44, 656,370.78 and 122,041

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Solution

The fourth proportional to 437,582.44, 656,370.78 and 122,041 is: 183,060.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,582.44 : 656,370.78 = 122,041 : x
  2. Step 2: Convert to fraction form
    437,582.44/656,370.78 = 122,041/x
  3. Step 3: Cross multiply
    437,582.44x = 656,370.78 × 122,041
  4. Step 4: Simplify right side
    437,582.44x = 80,104,146,361.98
  5. Step 5: Solve for x
    x = 80,104,146,361.98/437,582.44
  6. Step 6: Final answer
    x = 183,060.70

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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.