Home / 301,131.37-415,531.82-180,270.01

Finding the Fourth Proportional to 301,131.37, 415,531.82 and 180,270.01

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Solution

The fourth proportional to 301,131.37, 415,531.82 and 180,270.01 is: 248,754.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,131.37 : 415,531.82 = 180,270.01 : x
  2. Step 2: Convert to fraction form
    301,131.37/415,531.82 = 180,270.01/x
  3. Step 3: Cross multiply
    301,131.37x = 415,531.82 × 180,270.01
  4. Step 4: Simplify right side
    301,131.37x = 74,907,923,979.44
  5. Step 5: Solve for x
    x = 74,907,923,979.44/301,131.37
  6. Step 6: Final answer
    x = 248,754.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.