Home / 729,169.60-1,093,754.40-629,442.40

Finding the Fourth Proportional to 729,169.60, 1,093,754.40 and 629,442.40

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Solution

The fourth proportional to 729,169.60, 1,093,754.40 and 629,442.40 is: 944,163.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,169.60 : 1,093,754.40 = 629,442.40 : x
  2. Step 2: Convert to fraction form
    729,169.60/1,093,754.40 = 629,442.40/x
  3. Step 3: Cross multiply
    729,169.60x = 1,093,754.40 × 629,442.40
  4. Step 4: Simplify right side
    729,169.60x = 688,455,394,546.56
  5. Step 5: Solve for x
    x = 688,455,394,546.56/729,169.60
  6. Step 6: Final answer
    x = 944,163.60

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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.