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Finding the Fourth Proportional to 1,536.27, 2,303.94 and 440.46

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Solution

The fourth proportional to 1,536.27, 2,303.94 and 440.46 is: 660.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536.27 : 2,303.94 = 440.46 : x
  2. Step 2: Convert to fraction form
    1,536.27/2,303.94 = 440.46/x
  3. Step 3: Cross multiply
    1,536.27x = 2,303.94 × 440.46
  4. Step 4: Simplify right side
    1,536.27x = 1,014,793.41
  5. Step 5: Solve for x
    x = 1,014,793.41/1,536.27
  6. Step 6: Final answer
    x = 660.56

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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.