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Finding the Fourth Proportional to 323,250.48, 446,126.40 and 195,909.84

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Solution

The fourth proportional to 323,250.48, 446,126.40 and 195,909.84 is: 270,380.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,250.48 : 446,126.40 = 195,909.84 : x
  2. Step 2: Convert to fraction form
    323,250.48/446,126.40 = 195,909.84/x
  3. Step 3: Cross multiply
    323,250.48x = 446,126.40 × 195,909.84
  4. Step 4: Simplify right side
    323,250.48x = 87,400,551,643.78
  5. Step 5: Solve for x
    x = 87,400,551,643.78/323,250.48
  6. Step 6: Final answer
    x = 270,380.27

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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.