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Finding the Fourth Proportional to 1,163,016, 1,744,524 and 310,090.56

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Solution

The fourth proportional to 1,163,016, 1,744,524 and 310,090.56 is: 465,135.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,016 : 1,744,524 = 310,090.56 : x
  2. Step 2: Convert to fraction form
    1,163,016/1,744,524 = 310,090.56/x
  3. Step 3: Cross multiply
    1,163,016x = 1,744,524 × 310,090.56
  4. Step 4: Simplify right side
    1,163,016x = 540,960,424,093.44
  5. Step 5: Solve for x
    x = 540,960,424,093.44/1,163,016
  6. Step 6: Final answer
    x = 465,135.84

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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.