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Finding the Fourth Proportional to 350,627.56, 483,870.18 and 191,651.56

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Solution

The fourth proportional to 350,627.56, 483,870.18 and 191,651.56 is: 264,481.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,627.56 : 483,870.18 = 191,651.56 : x
  2. Step 2: Convert to fraction form
    350,627.56/483,870.18 = 191,651.56/x
  3. Step 3: Cross multiply
    350,627.56x = 483,870.18 × 191,651.56
  4. Step 4: Simplify right side
    350,627.56x = 92,734,474,834.48
  5. Step 5: Solve for x
    x = 92,734,474,834.48/350,627.56
  6. Step 6: Final answer
    x = 264,481.42

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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.