Home / 300,764.25-415,054.76-179,910.63

Finding the Fourth Proportional to 300,764.25, 415,054.76 and 179,910.63

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Solution

The fourth proportional to 300,764.25, 415,054.76 and 179,910.63 is: 248,276.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,764.25 : 415,054.76 = 179,910.63 : x
  2. Step 2: Convert to fraction form
    300,764.25/415,054.76 = 179,910.63/x
  3. Step 3: Cross multiply
    300,764.25x = 415,054.76 × 179,910.63
  4. Step 4: Simplify right side
    300,764.25x = 74,672,762,456.55
  5. Step 5: Solve for x
    x = 74,672,762,456.55/300,764.25
  6. Step 6: Final answer
    x = 248,276.72

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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.