Home / 751,285.88-1,127,060.03-330,550.82

Finding the Fourth Proportional to 751,285.88, 1,127,060.03 and 330,550.82

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Solution

The fourth proportional to 751,285.88, 1,127,060.03 and 330,550.82 is: 495,883.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,285.88 : 1,127,060.03 = 330,550.82 : x
  2. Step 2: Convert to fraction form
    751,285.88/1,127,060.03 = 330,550.82/x
  3. Step 3: Cross multiply
    751,285.88x = 1,127,060.03 × 330,550.82
  4. Step 4: Simplify right side
    751,285.88x = 372,550,617,105.73
  5. Step 5: Solve for x
    x = 372,550,617,105.73/751,285.88
  6. Step 6: Final answer
    x = 495,883.96

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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.