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Finding the Fourth Proportional to 536,149.64, 739,894.22 and 294,453.96

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Solution

The fourth proportional to 536,149.64, 739,894.22 and 294,453.96 is: 406,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,149.64 : 739,894.22 = 294,453.96 : x
  2. Step 2: Convert to fraction form
    536,149.64/739,894.22 = 294,453.96/x
  3. Step 3: Cross multiply
    536,149.64x = 739,894.22 × 294,453.96
  4. Step 4: Simplify right side
    536,149.64x = 217,864,783,060.11
  5. Step 5: Solve for x
    x = 217,864,783,060.11/536,149.64
  6. Step 6: Final answer
    x = 406,350.70

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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.