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Finding the Fourth Proportional to 350,114.34, 483,159.78 and 199,211.34

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Solution

The fourth proportional to 350,114.34, 483,159.78 and 199,211.34 is: 274,912.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,114.34 : 483,159.78 = 199,211.34 : x
  2. Step 2: Convert to fraction form
    350,114.34/483,159.78 = 199,211.34/x
  3. Step 3: Cross multiply
    350,114.34x = 483,159.78 × 199,211.34
  4. Step 4: Simplify right side
    350,114.34x = 96,250,907,207.91
  5. Step 5: Solve for x
    x = 96,250,907,207.91/350,114.34
  6. Step 6: Final answer
    x = 274,912.78

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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.