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Finding the Fourth Proportional to 350,379.84, 483,524.64 and 199,476.84

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Solution

The fourth proportional to 350,379.84, 483,524.64 and 199,476.84 is: 275,278.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,379.84 : 483,524.64 = 199,476.84 : x
  2. Step 2: Convert to fraction form
    350,379.84/483,524.64 = 199,476.84/x
  3. Step 3: Cross multiply
    350,379.84x = 483,524.64 × 199,476.84
  4. Step 4: Simplify right side
    350,379.84x = 96,451,967,249.34
  5. Step 5: Solve for x
    x = 96,451,967,249.34/350,379.84
  6. Step 6: Final answer
    x = 275,278.30

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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.