Home / 330,273.43-455,805.44-187,058.95

Finding the Fourth Proportional to 330,273.43, 455,805.44 and 187,058.95

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Solution

The fourth proportional to 330,273.43, 455,805.44 and 187,058.95 is: 258,157.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,273.43 : 455,805.44 = 187,058.95 : x
  2. Step 2: Convert to fraction form
    330,273.43/455,805.44 = 187,058.95/x
  3. Step 3: Cross multiply
    330,273.43x = 455,805.44 × 187,058.95
  4. Step 4: Simplify right side
    330,273.43x = 85,262,485,637.35
  5. Step 5: Solve for x
    x = 85,262,485,637.35/330,273.43
  6. Step 6: Final answer
    x = 258,157.27

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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.