Home / 729,122.24-1,093,676.80-230,486.40

Finding the Fourth Proportional to 729,122.24, 1,093,676.80 and 230,486.40

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Solution

The fourth proportional to 729,122.24, 1,093,676.80 and 230,486.40 is: 345,727.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,122.24 : 1,093,676.80 = 230,486.40 : x
  2. Step 2: Convert to fraction form
    729,122.24/1,093,676.80 = 230,486.40/x
  3. Step 3: Cross multiply
    729,122.24x = 1,093,676.80 × 230,486.40
  4. Step 4: Simplify right side
    729,122.24x = 252,077,628,395.52
  5. Step 5: Solve for x
    x = 252,077,628,395.52/729,122.24
  6. Step 6: Final answer
    x = 345,727.53

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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.