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Finding the Fourth Proportional to 270,284.62, 372,960.37 and 149,409.54

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Solution

The fourth proportional to 270,284.62, 372,960.37 and 149,409.54 is: 206,167.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,284.62 : 372,960.37 = 149,409.54 : x
  2. Step 2: Convert to fraction form
    270,284.62/372,960.37 = 149,409.54/x
  3. Step 3: Cross multiply
    270,284.62x = 372,960.37 × 149,409.54
  4. Step 4: Simplify right side
    270,284.62x = 55,723,837,319.93
  5. Step 5: Solve for x
    x = 55,723,837,319.93/270,284.62
  6. Step 6: Final answer
    x = 206,167.25

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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.