Home / 728,530.88-1,092,697.88-196,083.86

Finding the Fourth Proportional to 728,530.88, 1,092,697.88 and 196,083.86

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Solution

The fourth proportional to 728,530.88, 1,092,697.88 and 196,083.86 is: 294,099.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,530.88 : 1,092,697.88 = 196,083.86 : x
  2. Step 2: Convert to fraction form
    728,530.88/1,092,697.88 = 196,083.86/x
  3. Step 3: Cross multiply
    728,530.88x = 1,092,697.88 × 196,083.86
  4. Step 4: Simplify right side
    728,530.88x = 214,260,418,124.22
  5. Step 5: Solve for x
    x = 214,260,418,124.22/728,530.88
  6. Step 6: Final answer
    x = 294,099.29

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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.