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Finding the Fourth Proportional to 270,338.10, 373,050.55 and 149,469.90

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Solution

The fourth proportional to 270,338.10, 373,050.55 and 149,469.90 is: 206,259.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,338.10 : 373,050.55 = 149,469.90 : x
  2. Step 2: Convert to fraction form
    270,338.10/373,050.55 = 149,469.90/x
  3. Step 3: Cross multiply
    270,338.10x = 373,050.55 × 149,469.90
  4. Step 4: Simplify right side
    270,338.10x = 55,759,825,790.84
  5. Step 5: Solve for x
    x = 55,759,825,790.84/270,338.10
  6. Step 6: Final answer
    x = 206,259.59

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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.