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Finding the Fourth Proportional to 323,493.48, 446,414.99 and 180,250.47

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Solution

The fourth proportional to 323,493.48, 446,414.99 and 180,250.47 is: 248,742.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,493.48 : 446,414.99 = 180,250.47 : x
  2. Step 2: Convert to fraction form
    323,493.48/446,414.99 = 180,250.47/x
  3. Step 3: Cross multiply
    323,493.48x = 446,414.99 × 180,250.47
  4. Step 4: Simplify right side
    323,493.48x = 80,466,510,861.29
  5. Step 5: Solve for x
    x = 80,466,510,861.29/323,493.48
  6. Step 6: Final answer
    x = 248,742.30

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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.