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Finding the Fourth Proportional to 350,850.96, 483,793.20 and 223,363.44

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Solution

The fourth proportional to 350,850.96, 483,793.20 and 223,363.44 is: 307,998.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,850.96 : 483,793.20 = 223,363.44 : x
  2. Step 2: Convert to fraction form
    350,850.96/483,793.20 = 223,363.44/x
  3. Step 3: Cross multiply
    350,850.96x = 483,793.20 × 223,363.44
  4. Step 4: Simplify right side
    350,850.96x = 108,061,713,400.61
  5. Step 5: Solve for x
    x = 108,061,713,400.61/350,850.96
  6. Step 6: Final answer
    x = 307,998.91

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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.