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Finding the Fourth Proportional to 533,820.72, 799,901.64 and 336,414

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Solution

The fourth proportional to 533,820.72, 799,901.64 and 336,414 is: 504,098.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,820.72 : 799,901.64 = 336,414 : x
  2. Step 2: Convert to fraction form
    533,820.72/799,901.64 = 336,414/x
  3. Step 3: Cross multiply
    533,820.72x = 799,901.64 × 336,414
  4. Step 4: Simplify right side
    533,820.72x = 269,098,110,318.96
  5. Step 5: Solve for x
    x = 269,098,110,318.96/533,820.72
  6. Step 6: Final answer
    x = 504,098.29

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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.