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Finding the Fourth Proportional to 270,029.94, 372,644.22 and 149,174.46

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Solution

The fourth proportional to 270,029.94, 372,644.22 and 149,174.46 is: 205,862.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,029.94 : 372,644.22 = 149,174.46 : x
  2. Step 2: Convert to fraction form
    270,029.94/372,644.22 = 149,174.46/x
  3. Step 3: Cross multiply
    270,029.94x = 372,644.22 × 149,174.46
  4. Step 4: Simplify right side
    270,029.94x = 55,589,000,290.62
  5. Step 5: Solve for x
    x = 55,589,000,290.62/270,029.94
  6. Step 6: Final answer
    x = 205,862.36

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1.5x scale

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.