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Finding the Fourth Proportional to 270,704.58, 373,567.79 and 149,843.28

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Solution

The fourth proportional to 270,704.58, 373,567.79 and 149,843.28 is: 206,781.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,704.58 : 373,567.79 = 149,843.28 : x
  2. Step 2: Convert to fraction form
    270,704.58/373,567.79 = 149,843.28/x
  3. Step 3: Cross multiply
    270,704.58x = 373,567.79 × 149,843.28
  4. Step 4: Simplify right side
    270,704.58x = 55,976,622,955.95
  5. Step 5: Solve for x
    x = 55,976,622,955.95/270,704.58
  6. Step 6: Final answer
    x = 206,781.22

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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.