Home / 751,773.30-1,127,844.63-219,299.55

Finding the Fourth Proportional to 751,773.30, 1,127,844.63 and 219,299.55

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Solution

The fourth proportional to 751,773.30, 1,127,844.63 and 219,299.55 is: 329,003.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,773.30 : 1,127,844.63 = 219,299.55 : x
  2. Step 2: Convert to fraction form
    751,773.30/1,127,844.63 = 219,299.55/x
  3. Step 3: Cross multiply
    751,773.30x = 1,127,844.63 × 219,299.55
  4. Step 4: Simplify right side
    751,773.30x = 247,335,819,828.92
  5. Step 5: Solve for x
    x = 247,335,819,828.92/751,773.30
  6. Step 6: Final answer
    x = 329,003.20

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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.