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Finding the Fourth Proportional to 338,999.52, 467,903.94 and 195,842.64

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Solution

The fourth proportional to 338,999.52, 467,903.94 and 195,842.64 is: 270,311.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,999.52 : 467,903.94 = 195,842.64 : x
  2. Step 2: Convert to fraction form
    338,999.52/467,903.94 = 195,842.64/x
  3. Step 3: Cross multiply
    338,999.52x = 467,903.94 × 195,842.64
  4. Step 4: Simplify right side
    338,999.52x = 91,635,542,876.00
  5. Step 5: Solve for x
    x = 91,635,542,876.00/338,999.52
  6. Step 6: Final answer
    x = 270,311.72

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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.