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Finding the Fourth Proportional to 363,380.30, 544,552.05 and 267,865.10

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Solution

The fourth proportional to 363,380.30, 544,552.05 and 267,865.10 is: 401,415.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,380.30 : 544,552.05 = 267,865.10 : x
  2. Step 2: Convert to fraction form
    363,380.30/544,552.05 = 267,865.10/x
  3. Step 3: Cross multiply
    363,380.30x = 544,552.05 × 267,865.10
  4. Step 4: Simplify right side
    363,380.30x = 145,866,489,328.46
  5. Step 5: Solve for x
    x = 145,866,489,328.46/363,380.30
  6. Step 6: Final answer
    x = 401,415.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.