Home / 728,635.52-1,092,952.31-196,157.13

Finding the Fourth Proportional to 728,635.52, 1,092,952.31 and 196,157.13

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Solution

The fourth proportional to 728,635.52, 1,092,952.31 and 196,157.13 is: 294,235.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,635.52 : 1,092,952.31 = 196,157.13 : x
  2. Step 2: Convert to fraction form
    728,635.52/1,092,952.31 = 196,157.13/x
  3. Step 3: Cross multiply
    728,635.52x = 1,092,952.31 × 196,157.13
  4. Step 4: Simplify right side
    728,635.52x = 214,390,387,375.69
  5. Step 5: Solve for x
    x = 214,390,387,375.69/728,635.52
  6. Step 6: Final answer
    x = 294,235.43

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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.