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Finding the Fourth Proportional to 533,950.70, 800,926.05 and 323,998.70

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Solution

The fourth proportional to 533,950.70, 800,926.05 and 323,998.70 is: 485,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,950.70 : 800,926.05 = 323,998.70 : x
  2. Step 2: Convert to fraction form
    533,950.70/800,926.05 = 323,998.70/x
  3. Step 3: Cross multiply
    533,950.70x = 800,926.05 × 323,998.70
  4. Step 4: Simplify right side
    533,950.70x = 259,498,998,996.14
  5. Step 5: Solve for x
    x = 259,498,998,996.14/533,950.70
  6. Step 6: Final answer
    x = 485,998.05

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Similar ratio
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1.5x scale

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.