Home / 751,295.88-1,126,189.40-372,491.96

Finding the Fourth Proportional to 751,295.88, 1,126,189.40 and 372,491.96

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Solution

The fourth proportional to 751,295.88, 1,126,189.40 and 372,491.96 is: 558,363.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,295.88 : 1,126,189.40 = 372,491.96 : x
  2. Step 2: Convert to fraction form
    751,295.88/1,126,189.40 = 372,491.96/x
  3. Step 3: Cross multiply
    751,295.88x = 1,126,189.40 × 372,491.96
  4. Step 4: Simplify right side
    751,295.88x = 419,496,489,443.82
  5. Step 5: Solve for x
    x = 419,496,489,443.82/751,295.88
  6. Step 6: Final answer
    x = 558,363.89

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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.