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Finding the Fourth Proportional to 270,548.44, 373,367.86 and 149,687.77

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Solution

The fourth proportional to 270,548.44, 373,367.86 and 149,687.77 is: 206,575.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,548.44 : 373,367.86 = 149,687.77 : x
  2. Step 2: Convert to fraction form
    270,548.44/373,367.86 = 149,687.77/x
  3. Step 3: Cross multiply
    270,548.44x = 373,367.86 × 149,687.77
  4. Step 4: Simplify right side
    270,548.44x = 55,888,602,353.07
  5. Step 5: Solve for x
    x = 55,888,602,353.07/270,548.44
  6. Step 6: Final answer
    x = 206,575.22

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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.