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Finding the Fourth Proportional to 1,743.42, 2,615.04 and 444.81

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Solution

The fourth proportional to 1,743.42, 2,615.04 and 444.81 is: 667.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743.42 : 2,615.04 = 444.81 : x
  2. Step 2: Convert to fraction form
    1,743.42/2,615.04 = 444.81/x
  3. Step 3: Cross multiply
    1,743.42x = 2,615.04 × 444.81
  4. Step 4: Simplify right side
    1,743.42x = 1,163,195.94
  5. Step 5: Solve for x
    x = 1,163,195.94/1,743.42
  6. Step 6: Final answer
    x = 667.19

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