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Finding the Fourth Proportional to 270,441.54, 373,194.63 and 149,575.80

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Solution

The fourth proportional to 270,441.54, 373,194.63 and 149,575.80 is: 206,406.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,441.54 : 373,194.63 = 149,575.80 : x
  2. Step 2: Convert to fraction form
    270,441.54/373,194.63 = 149,575.80/x
  3. Step 3: Cross multiply
    270,441.54x = 373,194.63 × 149,575.80
  4. Step 4: Simplify right side
    270,441.54x = 55,820,885,337.95
  5. Step 5: Solve for x
    x = 55,820,885,337.95/270,441.54
  6. Step 6: Final answer
    x = 206,406.48

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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.