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Finding the Fourth Proportional to 440,804.44, 660,818.92 and 174,751.84

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Solution

The fourth proportional to 440,804.44, 660,818.92 and 174,751.84 is: 261,974.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,804.44 : 660,818.92 = 174,751.84 : x
  2. Step 2: Convert to fraction form
    440,804.44/660,818.92 = 174,751.84/x
  3. Step 3: Cross multiply
    440,804.44x = 660,818.92 × 174,751.84
  4. Step 4: Simplify right side
    440,804.44x = 115,479,322,176.81
  5. Step 5: Solve for x
    x = 115,479,322,176.81/440,804.44
  6. Step 6: Final answer
    x = 261,974.04

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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.