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Finding the Fourth Proportional to 351,357.96, 484,871.73 and 190,211.82

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Solution

The fourth proportional to 351,357.96, 484,871.73 and 190,211.82 is: 262,491.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,357.96 : 484,871.73 = 190,211.82 : x
  2. Step 2: Convert to fraction form
    351,357.96/484,871.73 = 190,211.82/x
  3. Step 3: Cross multiply
    351,357.96x = 484,871.73 × 190,211.82
  4. Step 4: Simplify right side
    351,357.96x = 92,228,334,229.85
  5. Step 5: Solve for x
    x = 92,228,334,229.85/351,357.96
  6. Step 6: Final answer
    x = 262,491.09

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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.