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Finding the Fourth Proportional to 304,204.55, 419,858.44 and 195,444.85

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Solution

The fourth proportional to 304,204.55, 419,858.44 and 195,444.85 is: 269,749.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,204.55 : 419,858.44 = 195,444.85 : x
  2. Step 2: Convert to fraction form
    304,204.55/419,858.44 = 195,444.85/x
  3. Step 3: Cross multiply
    304,204.55x = 419,858.44 × 195,444.85
  4. Step 4: Simplify right side
    304,204.55x = 82,059,169,827.03
  5. Step 5: Solve for x
    x = 82,059,169,827.03/304,204.55
  6. Step 6: Final answer
    x = 269,749.98

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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.