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Finding the Fourth Proportional to 1,536.51, 2,304.29 and 440.58

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Solution

The fourth proportional to 1,536.51, 2,304.29 and 440.58 is: 660.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536.51 : 2,304.29 = 440.58 : x
  2. Step 2: Convert to fraction form
    1,536.51/2,304.29 = 440.58/x
  3. Step 3: Cross multiply
    1,536.51x = 2,304.29 × 440.58
  4. Step 4: Simplify right side
    1,536.51x = 1,015,225.19
  5. Step 5: Solve for x
    x = 1,015,225.19/1,536.51
  6. Step 6: Final answer
    x = 660.73

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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.